Track Roller Bearing

Combined Track Roller Bearing Supporting Roller Bearing W3
Combined Track Roller Bearing Supporting Roller Bearing W3
Combined Track Roller Bearing Supporting Roller Bearing W3
  • Overview
  • Product Parameters
  • Our Advantages
  • Application
  • Company Profile
  • Related Products
  • Basic Info.

    Model NO.

    W3

    Material

    Bearing Steel

    Spherical

    Non-Aligning Bearings

    Load Direction

    Radial Bearing

    Separated

    Unseparated

    Precision

    P0 P5 P6

    Super Finishing

    Yes

    Specification

    Track roller bearing

    Transport Package

    Standard Exporting Packing

    Origin

    China

    Trademark

    HECTO or OEM or neutral marking or no marking

    Production Capacity

    10 Million/Year

    HS Code

    84825000





    Packaging & Delivery

    Package Size

    28.00cm * 26.00cm * 17.00cm

    Package Gross Weight

    1.000kg



    Product Description

    Basic Features of Track Roller Bearing

    Types

    Stud type track roller bearing
    Yoke type track roller bearing

    Series

    RSTO... and STO...
    RNA22...2RS and NA22...RS
    NATR... and NATV...
    NUTR...
    KR... and KRE...
    KRV... and KRVE...
    NUKR... and NUKRE...
    NAST...ZZ
    PWTR...2RS
    KR52...NUUP
    PWKR...2RS

    Material

    Bearing Steel(GCr15, 100Cr6)
    SPCC St14

    Dimension

    Metric and Inch
    Dimension Range

    15mm~200mm(bore diameter)

    MOQ

    1

    Delivery Time

    15-45 days

    Sea Ports

    Shanghai Ningbo Qingdao



  • Why Choose HECTO?

    1. More than 20 years of manufacturing and exporting experiences

    2. an IATF16949 company

    3. 100% inspecting of products

    4. More competitive prices with better quality

    5. More than 99% of delivery in time

    6. Rapid response of your emails and questions

    7. Products can be traced back


  • 1.7.jpg


  • 2.jpg

    2.2.jpg

    1.8.jpg


  • 12.1.jpg

    RSTO... and STO... series


    Bearing No.
    (without inner ring)

    Weight
    (g)

    Bearing No.
    (with inner ring)

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed
    (RPM)

    d

    D

    C

    B

    Fw

    E

    r

    Cr

    Cor

    RSTO 5TN

    8.5

    -

    -

    -

    16

    7.8

    -

    7

    10

    0.3

    2.55

    2.55

    16000

    RSTO 6TN

    12.5

    STO 6TN

    17

    6

    19

    9.8

    10

    10

    13

    0.3

    3.75

    4.5

    10000

    RSTO 8TN

    21

    STO 8TN

    26

    8

    24

    9.8

    10

    12

    15

    0.3

    4.2

    5.5

    8000

    RSTO 10

    42

    STO 10

    49

    10

    30

    11.8

    12

    14

    20

    0.3

    8.4

    9.2

    5500

    RSTO 12

    49

    STO 12

    57

    12

    32

    11.8

    12

    16

    22

    0.3

    8.9

    10.1

    4500

    RSTO 15

    50

    STO 15

    63

    15

    35

    11.8

    12

    20

    26

    0.3

    9.1

    10.7

    3300

    RSTO 17

    88

    STO 17

    107

    17

    40

    15.8

    16

    22

    29

    0.3

    14.3

    17.7

    2800

    RSTO 20

    130

    STO 20

    152

    20

    47

    15.8

    16

    25

    32

    0.3

    16.2

    21.5

    2400

    RSTO 25

    150

    STO 25

    177

    25

    52

    15.8

    16

    30

    37

    0.3

    16.5

    22.9

    1800

    RSTO 30

    255

    STO 30

    308

    30

    62

    19.8

    20

    38

    46

    0.6

    23.3

    35

    1300

    RSTO 35

    375

    STO 35

    441

    35

    72

    19.8

    20

    42

    50

    0.6

    25.5

    40

    1100

    RSTO 40

    420

    STO 40

    530

    40

    80

    19.8

    20

    50

    58

    1

    35

    59.3

    850

    RSTO 45

    453

    STO 45

    576

    45

    85

    19.8

    20

    55

    63

    1

    25.5

    43

    750

    RSTO 50

    481

    STO 50

    617

    50

    90

    19.8

    20

    60

    68

    1

    43.6

    83.4

    650


    RNA22...2RS and NA22...2RS series


    Bearing No.
    (without inner ring)

    Weight
    (g)

    Bearing No.
    (with inner ring)

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed
    (RPM)

    d

    D

    C

    B

    Fw

    D1

    r

    r1

    Cr

    Cor

    RNA22/6.2RS

    -

    NA22/6.2RS

    -

    6

    19

    11.8

    12

    10

    16

    0.3

    0.3

    4.8

    4.6

    --

    RNA2200.2RS

    52

    NA2200.2RS

    60

    10

    30

    13.8

    14

    14

    20

    0.6

    0.3

    8

    8.5

    5500

    RNA2201.2RS

    57

    NA2201.2RS

    67

    12

    32

    13.8

    14

    16

    22

    0.6

    0.3

    7.5

    9

    4700

    RNA2202.2RS

    60

    NA2202.2RS

    75

    15

    35

    13.8

    14

    20

    26

    0.6

    0.3

    8.2

    9.6

    3400

    RNA2203.2RS

    94

    NA2203.2RS

    112

    17

    40

    15.8

    16

    22

    28

    1

    0.3

    9.7

    10.8

    3000

    RNA2204.2RS

    152

    NA2204.2RS

    177

    20

    47

    17.8

    18

    25

    33

    1

    0.3

    15.2

    18.3

    2300

    RNA2205.2RS

    179

    NA2205.2RS

    209

    25

    52

    17.8

    18

    30

    38

    1

    0.3

    15.7

    20

    1800

    RNA2206.2RS

    284

    NA2206.2RS

    324

    30

    62

    19.8

    20

    35

    43

    1

    0.6

    18.4

    25.5

    1400

    RNA2207.2RS

    432

    NA2207.2RS

    505

    35

    72

    22.7

    23

    42

    50

    1.1

    0.6

    31.8

    45.7

    1100

    RNA2208.2RS

    530

    NA2208.2RS

    628

    40

    80

    22.7

    23

    48

    57

    1.1

    0.6

    27.5

    40.5

    850

    RNA2209.2RS

    545

    NA2209.2RS

    655

    45

    85

    22.7

    23

    52

    62

    1.1

    0.6

    28.5

    43

    800

    RNA2210.2RS

    563

    NA2210.2RS

    690

    50

    90

    22.7

    23

    58

    68

    1.1

    0.6

    43.2

    70

    650


    NATR... and NATV... series


    Bearing No.

    Weight
    (g)

    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed
    (RPM)

    d

    D

    B

    C

    d1

    r

    Cr

    Cor

    NATR 5

    14

    NATR 5PP

    14

    5

    16

    12

    11

    12

    0.15

    2.8

    2.5

    14000

    NATV 5

    15

    NATV 5PP

    15

    5

    16

    12

    11

    12

    0.15

    7

    8.6

    3800

    NATR 6

    20

    NATR 6PP

    20

    6

    19

    12

    11

    14

    0.15

    3.2

    3.3

    11000

    NATV 6

    21

    NATV 6PP

    21

    6

    19

    12

    11

    14

    0.15

    7.9

    10.7

    3100

    NATR 8

    41

    NATR 8PP

    41

    8

    24

    15

    14

    19

    0.3

    4.8

    4.8

    7500

    NATV 8

    42

    NATV 8PP

    42

    8

    24

    15

    14

    19

    0.3

    10.2

    12.9

    2500

    NATR 10

    64

    NATR 10PP

    64

    10

    30

    15

    14

    23

    0.6

    6.9

    7

    5500

    NATV 10

    65

    NATV 10PP

    65

    10

    30

    15

    14

    23

    0.6

    12.5

    15.3

    2100

    NATR 12

    71

    NATR 12PP

    71

    12

    32

    15

    14

    25

    0.6

    6.9

    7.1

    4500

    NATV 12

    72

    NATV 12PP

    72

    12

    32

    15

    14

    25

    0.6

    13.3

    17

    1800

    NATR 15

    103

    NATR 15PP

    103

    15

    35

    19

    18

    27

    0.6

    10.3

    14.8

    3600

    NATV 15

    105

    NATV 15PP

    105

    15

    35

    19

    18

    27

    0.6

    19.6

    34.7

    1600

    NATR 17

    144

    NATR 17PP

    144

    17

    40

    21

    20

    32

    1

    18.2

    21.9

    2900

    NATV 17

    152

    NATV 17PP

    152

    17

    40

    21

    20

    32

    1

    31.5

    45.3

    1400

    NATR 20

    246

    NATR 20PP

    246

    20

    47

    25

    24

    37

    1

    22.4

    29.9

    2400

    NATV 20

    254

    NATV 20PP

    254

    20

    47

    25

    24

    37

    1

    37.7

    59.1

    1300

    NATR 25

    275

    NATR 25PP

    275

    25

    52

    25

    24

    42

    1

    24

    34.2

    1800

    NATV 25

    285

    NATV 25PP

    285

    25

    52

    25

    24

    42

    1

    43

    73.6

    1000

    NATR 30

    470

    NATR 30PP

    470

    30

    62

    29

    28

    51

    1

    32.9

    50.3

    1300

    NATV 30

    481

    NATV 30PP

    481

    30

    62

    29

    28

    51

    1

    57.1

    104

    850

    NATR 35

    635

    NATR 35PP

    635

    35

    72

    29

    28

    58

    1.1

    34.4

    55.8

    1000

    NATV 35

    647

    NATV 35PP

    647

    35

    72

    29

    28

    58

    1.1

    59.3

    114.5

    750

    NATR 40

    805

    NATR 40PP

    805

    40

    80

    32

    30

    66

    1.1

    38.5

    66.6

    850

    NATV 40

    890

    NATV 40PP

    890

    40

    80

    32

    30

    66

    1.1

    70.8

    149.1

    650

    NATR 45

    910

    NATR 45PP

    910

    45

    85

    32

    30

    72

    1.1

    42.6

    77.8

    750

    NATV 45

    935

    NATV 45PP

    935

    45

    85

    32

    30

    72

    1.1

    74.5

    164.4

    -

    NATR 50

    960

    NATR 50PP

    960

    50

    90

    32

    30

    76

    1.1

    44.3

    85.1

    650

    NATV 50

    990

    NATV 50PP

    990

    50

    90

    32

    30

    76

    1.1

    78

    179.8

    550


    NUTR... series


    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed
    (RPM)

    d

    D

    B

    C

    d1

    r

    rs1

    Cr

    Cor

    Fr perm

    For perm

    NUTR 15

    99

    15

    35

    19

    18

    20

    0.6

    0.3

    22.7

    26.2

    8.6

    16.8

    6500

    NUTR 1542

    158

    15

    42

    19

    18

    20

    0.6

    0.3

    22.7

    26.2

    21.9

    21.9

    6500

    NUTR 17

    147

    17

    40

    21

    21

    22

    1

    0.5

    27.7

    32.4

    13.1

    22.6

    5500

    NUTR 1747

    220

    17

    47

    21

    21

    22

    1

    0.5

    27.7

    32.4

    28

    28

    5500

    NUTR 20

    245

    20

    47

    25

    24

    27

    1

    0.5

    39.7

    44

    16.4

    33

    4200

    NUTR 2052

    321

    20

    52

    25

    24

    27

    1

    0.5

    39.7

    44

    38.5

    41

    4200

    NUTR 25

    281

    25

    52

    25

    24

    31

    1

    0.5

    44.7

    57.2

    17.3

    34.5

    3400

    NUTR 2562

    450

    25

    62

    25

    24

    31

    1

    0.5

    44.7

    57.2

    50

    50

    3400

    NUTR 30

    465

    30

    62

    29

    28

    38

    1

    0.5

    63.7

    89.7

    23.5

    46.5

    2600

    NUTR 3072

    697

    30

    72

    29

    28

    38

    1

    0.5

    63.7

    89.7

    64

    64

    2600

    NUTR 35

    630

    35

    72

    29

    28

    44

    1.1

    0.6

    75.1

    104.6

    32

    60

    2100

    NUTR 3580

    838

    35

    80

    29

    28

    44

    1.1

    0.6

    75.1

    104.6

    72

    72

    2100

    NUTR 40

    816

    40

    80

    32

    30

    51

    1.1

    0.6

    90.4

    131.1

    30.5

    60

    1600

    NUTR 4090

    1129

    40

    90

    32

    30

    51

    1.1

    0.6

    90.4

    131.1

    84

    95

    1600

    NUTR 45

    883

    45

    85

    32

    30

    55

    1.1

    0.6

    95.5

    144.4

    31.5

    61

    1400

    NUTR 45100

    1396

    45

    100

    32

    30

    55

    1.1

    0.6

    95.5

    144.4

    106

    107

    1400

    NUTR 50

    950

    50

    90

    32

    30

    60

    1.1

    0.6

    97.2

    161.4

    32

    62

    1300

    NUTR 50110

    1690

    50

    110

    32

    30

    60

    1.1

    0.6

    97.2

    161.4

    120

    120

    1300


    KR... and KRE... series
    KRV... and KRVE... series


    Bearing No.

    Weight
    (g)

    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    Eccentric Collar

    Tightening Torque with Nut

    D

    d

    C

    r

    B

    B1

    B2

    G

    G1

    M

    M1

    C1

    d2

    Cr

    Cor

    (RPM)

    d1

    B3

    e

    Nm

    KR 16

    18

    KRE 16

    20

    16

    6

    11

    0.15

    28

    16

    -

    M6×1

    8

    4

    -

    0.6

    12

    2.81

    2.58

    14000

    9

    7

    0.5

    3

    KRV 16

    20

    KRVE 16

    22

    16

    6

    11

    0.15

    28

    16

    -

    M6×1

    8

    4

    -

    0.6

    12

    7.02

    8.69

    3800

    9

    7

    0.5

    3

    KR 19

    28

    KRE 19

    31

    19

    8

    11

    0.15

    32

    20

    -

    M8×1.25

    10

    4

    -

    0.6

    14

    3.26

    3.33

    11000

    11

    9

    0.5

    8

    KRV 19

    32

    KRVE 19

    35

    19

    8

    11

    0.15

    32

    20

    -

    M8×1.25

    10

    4

    -

    0.6

    14

    7.94

    10.75

    3100

    11

    9

    0.5

    8

    KR 22

    44

    KRE 22

    48

    22

    10

    12

    0.3

    36

    23

    -

    M10×1

    12

    4

    -

    0.6

    17

    4.33

    5.12

    8000

    13

    10

    0.5

    15

    KRV 22

    45

    KRVE 22

    49

    22

    10

    12

    0.3

    36

    23

    -

    M10×1

    12

    4

    -

    0.6

    17

    8.94

    13.3

    2600

    13

    10

    0.5

    15

    KR 26

    58

    KRE 26

    62

    26

    10

    12

    0.3

    36

    23

    -

    M10×1

    12

    4

    -

    0.6

    17

    4.33

    5.12

    8000

    13

    10

    0.5

    15

    KRV 26

    61

    KRVE 26

    65

    26

    10

    12

    0.3

    36

    23

    -

    M10×1

    12

    4

    -

    0.6

    17

    8.94

    13.3

    2600

    13

    10

    0.5

    15

    KR 30

    87

    KRE 30

    93

    30

    12

    14

    0.6

    40

    25

    6

    M12×1.5

    13

    6

    3

    0.6

    23

    6.97

    7.06

    5500

    15

    11

    0.5

    22

    KRV 30

    89

    KRVE 30

    95

    30

    12

    14

    0.6

    40

    25

    6

    M12×1.5

    13

    6

    3

    0.6

    23

    12.6

    15.3

    2100

    15

    11

    0.5

    22

    KR 32

    98

    KRE 32

    104

    32

    12

    14

    0.6

    40

    25

    6

    M12×1.5

    13

    6

    3

    0.6

    23

    6.97

    7.06

    5500

    15

    11

    0.5

    22

    KRV 32

    100

    KRVE 32

    106

    32

    12

    14

    0.6

    40

    25

    6

    M12×1.5

    13

    6

    3

    0.6

    23

    12.6

    15.3

    2100

    15

    11

    0.5

    22

    KR 35

    169

    KRE 35

    182

    35

    16

    18

    0.6

    52

    32.5

    8

    M16×1.5

    17

    6

    3

    0.8

    27

    10.3

    14.8

    3600

    20

    14

    1

    58

    KRV 35

    171

    KRVE 35

    184

    35

    16

    18

    0.6

    52

    32.5

    8

    M16×1.5

    17

    6

    3

    0.8

    27

    19.7

    34.8

    1600

    20

    14

    1

    58

    KR 40

    247

    KRE 40

    263

    40

    18

    20

    1

    58

    36.5

    8

    M18×1.5

    19

    6

    3

    0.8

    32

    18.2

    22

    2900

    22

    16

    1

    87

    KRV 40

    249

    KRVE 40

    265

    40

    18

    20

    1

    58

    36.5

    8

    M18×1.5

    19

    6

    3

    0.8

    32

    31.5

    45.3

    1400

    22

    16

    1

    87

    KR 47

    386

    KRE 47

    406

    47

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    8

    4

    0.8

    37

    22.2

    29.9

    2400

    24

    18

    1

    120

    KRV 47

    409

    KRVE 47

    423

    47

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    8

    4

    0.8

    37

    37.3

    59.2

    1400

    24

    18

    1

    120

    KR 52

    461

    KRE 52

    481

    52

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    8

    4

    0.8

    37

    22.2

    29.9

    2400

    24

    18

    1

    120

    KRV 52

    484

    KRVE 52

    504

    52

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    8

    4

    0.8

    37

    37.3

    59.2

    1300

    24

    18

    1

    120

    KR 62

    790

    KRE 62

    818

    62

    24

    29

    1

    80

    49.5

    11

    M24×1.5

    25

    8

    4

    0.8

    44

    32.8

    47.3

    1900

    28

    22

    1

    220

    KRV 62

    802

    KRVE 62

    830

    62

    24

    29

    1

    80

    49.5

    11

    M24×1.5

    25

    8

    4

    0.8

    44

    53.8

    91

    1100

    28

    22

    1

    220

    KR 72

    1040

    KRE 72

    -

    72

    24

    29

    1.1

    80

    49.5

    11

    M24×1.5

    25

    8

    4

    0.8

    44

    32.8

    47.3

    1900

    28

    22

    1

    220

    KRV 72

    1045

    KRVE 72

    -

    72

    24

    29

    1.1

    80

    49.5

    11

    M24×1.5

    25

    8

    4

    0.8

    44

    53.8

    91

    1100

    28

    22

    1

    220

    KR 80

    1550

    KRE 80

    -

    80

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    48.2

    83.9

    1300

    35

    29

    1.5

    450

    KRV 80

    1561

    KRVE 80

    -

    80

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    74.9

    150.3

    850

    35

    29

    1.5

    450

    KR 85

    -

    KRE 85

    -

    85

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    48.2

    83.9

    1300

    35

    29

    1.5

    450

    KRV 85

    -

    KRVE 85

    -

    85

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    74.9

    150.3

    850

    35

    29

    1.5

    450

    KR 90

    1950

    KRE 90

    -

    90

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    48.2

    83.9

    1300

    35

    29

    1.5

    450

    KRV 90

    1970

    KREV 90

    -

    90

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    8

    4

    1

    53

    74.9

    150.3

    850

    35

    29

    1.5

    450


    NUKR... and NUKRE... series


    Bearing No.

    Weight
    (g)

    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    Eccentric Collar

    Tightening Torque with Nut

    D

    d

    C

    r

    B

    B1

    B2

    G

    G1

    M1

    C1

    d2

    A/F

    Cr

    Cor

    Fr perm

    For perm

    (RPM)

    d1

    B3

    e

    Nm

    NUKR 35

    164

    -

    -

    35

    16

    18

    0.6

    52

    32.5

    7.8

    M16×1.5

    17

    3

    0.8

    20

    8

    22.7

    26.2

    8.6

    16.8

    6500

    20

    12

    1

    58

    -

    -

    NUKRE 35

    177

    35

    16

    18

    0.6

    52

    29.5

    7.8

    M16×1.5

    17

    3

    3.8

    27

    8

    22.7

    26.2

    8.6

    16.8

    6500

    20

    12

    1

    58

    NUKR 40

    242

    -

    -

    40

    18

    20

    1

    58

    36.5

    8

    M18×1.5

    19

    3

    0.8

    22

    8

    27.7

    32.4

    13.1

    22.6

    5500

    22

    14

    1

    87

    -

    -

    NUKRE 40

    258

    40

    18

    20

    1

    58

    33.5

    8

    M18×1.5

    19

    3

    3.8

    30

    8

    27.7

    32.4

    13.1

    22.6

    5500

    22

    14

    1

    87

    NUKR 47

    380

    NUKRE 47

    400

    47

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    4

    0.8

    27

    10

    39.7

    44

    16.4

    33

    4200

    24

    18

    1

    120

    NUKR 52

    450

    NUKRE 52

    470

    52

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    4

    0.8

    31

    10

    44.7

    55.2

    17.3

    34.5

    3400

    24

    18

    1

    120

    NUKR 62

    795

    NUKRE 62

    824

    62

    24

    28

    1

    80

    49.5

    11

    M24×1.5

    25

    4

    1.3

    38

    14

    63.7

    89.7

    23.5

    46.5

    2600

    28

    22

    1

    220

    NUKR 72

    1020

    NUKRE 72

    1050

    72

    24

    28

    1.1

    80

    49.5

    11

    M24×1.5

    25

    4

    1.3

    44

    14

    74.1

    104.6

    32

    60

    2100

    28

    22

    1

    220

    NUKR 80

    1600

    NUKRE 80

    1670

    80

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    107

    141.4

    47.5

    96

    1800

    35

    29

    1.5

    450

    NUKR 85

    1790

    NUKRE 85

    1860

    85

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    107

    141.4

    -

    -

    1800

    35

    29

    1.5

    450

    NUKR 90

    1960

    NUKRE 90

    2020

    90

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    107

    141.4

    77

    117

    1800

    35

    29

    1.5

    450


    NAST...ZZ series


    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    d

    D

    B

    C

    d1

    a

    e

    r

    Cr

    Cor

    (RPM)

    NAST 6ZZ

    24.5

    6

    19

    14

    13.8

    14

    2.5

    0.8

    0.5

    4.1

    4.5

    17000

    NAST 8ZZ

    39

    8

    24

    14

    13.8

    17.5

    2.5

    0.8

    1

    5.7

    5.9

    14000

    NAST 10ZZ

    65

    10

    30

    16

    15.8

    23.5

    2.5

    0.8

    1.5

    9.48

    9.32

    12000

    NAST 12ZZ

    75

    12

    32

    16

    15.8

    25.5

    2.5

    0.8

    1.5

    10

    10.4

    11000

    NAST 15ZZ

    83

    15

    35

    16

    15.8

    29

    2.5

    0.8

    1.5

    11.7

    13.4

    8500

    NAST 17ZZ

    136

    17

    40

    20

    19.8

    32.5

    3

    1

    1.5

    19.2

    23.5

    7500

    NAST 20ZZ

    195

    20

    47

    20

    19.8

    38

    3

    1

    1.5

    20.8

    27

    7000

    NAST 25ZZ

    226

    25

    52

    20

    19.8

    43

    3

    1

    1.5

    23

    32.5

    5500

    NAST 30ZZ

    402

    30

    62

    25

    24.8

    50.5

    4

    1.2

    1.5

    35.3

    55.3

    4500

    NAST 35ZZ

    550

    35

    72

    25

    24.8

    53.5

    4

    1.2

    1.5

    36

    58.3

    4000

    NAST 40ZZ

    710

    40

    80

    26

    25.8

    61.5

    4

    1.2

    2

    37.3

    64.3

    3500

    NAST 45ZZ

    760

    45

    85

    26

    25.8

    66.5

    4

    1.2

    2

    37.3

    66.3

    3000

    NAST 50ZZ

    830

    50

    90

    26

    25.8

    76

    4

    1.2

    2

    38.9

    71.6

    3000


    PWTR...2RS series


    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    d

    D

    B

    C

    d1

    r

    r1

    Cr

    Cor

    Fr perm

    For perm

    (RPM)

    PWTR 15.2RS

    99

    15

    35

    19

    18

    20

    0.6

    0.3

    17.2

    18.3

    9.4

    11.3

    6000

    PWTR 1542.2RS

    158

    15

    42

    19

    18

    20

    0.6

    0.3

    17.2

    18.3

    14.1

    14.1

    6000

    PWTR 17.2RS

    147

    17

    40

    21

    21

    22

    1

    0.5

    19.4

    20.8

    13.8

    13.8

    5000

    PWTR 1747.2RS

    220

    17

    47

    21

    21

    22

    1

    0.5

    19.4

    20.8

    16.4

    16.4

    5000

    PWTR 20.2RS

    245

    20

    47

    25

    24

    27

    1

    0.5

    30.6

    33.6

    18.3

    25.5

    3800

    PWTR 2052.2RS

    321

    20

    52

    25

    24

    27

    1

    0.5

    30.6

    33.6

    29.5

    29.5

    3800

    PWTR 25.2RS

    281

    25

    52

    25

    24

    31

    1

    0.5

    34.4

    40.8

    19.3

    28

    3800

    PWTR 2562.2RS

    450

    25

    62

    25

    24

    31

    1

    0.5

    34.4

    40.8

    36

    36

    3800

    PWTR 30.2RS

    465

    30

    62

    29

    28

    38

    1

    0.5

    52.4

    69.8

    25.5

    39.5

    2200

    PWTR 3072.2RS

    697

    30

    72

    29

    28

    38

    1

    0.5

    52.4

    69.8

    49

    49

    2200

    PWTR 35.2RS

    630

    35

    72

    29

    28

    44

    1.1

    0.6

    61.8

    81.4

    34.5

    46.5

    1800

    PWTR 3580.2RS

    838

    35

    80

    29

    28

    44

    1.1

    0.6

    61.8

    81.4

    55

    55

    1800

    PWTR 40.2RS

    816

    40

    80

    32

    30

    51

    1.1

    0.6

    76

    104.9

    35

    53

    1500

    PWTR 4090.2RS

    1129

    40

    90

    32

    30

    51

    1.1

    0.6

    76

    104.9

    66

    66

    1500

    PWTR 45.2RS

    883

    45

    85

    32

    30

    55

    1.1

    0.6

    80.3

    115.5

    36

    55

    1300

    PWTR 45100.2RS

    1396

    45

    100

    32

    30

    55

    1.1

    0.6

    80.3

    115.5

    74

    74

    1300

    PWTR 50.2RS

    950

    50

    90

    32

    30

    60

    1.1

    0.6

    81.7

    129

    37

    57

    1100

    PWTR 50110.2RS

    1690

    50

    110

    32

    30

    60

    1.1

    0.6

    81.7

    129

    82

    82

    1100


    KR52...NUUP series


    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    D

    d

    B

    B1

    B2

    C

    C1

    d1

    r

    G

    G1

    A/F

    Cr

    Cor

    (RPM)

    KR 5201 NUUP

    120

    35

    12

    49.2

    17

    32.5

    15.9

    0.8

    17.1

    0.6

    M12×1.5

    17

    6

    8.6

    5.1

    6000

    KR 5202 NUUP

    190

    40

    16

    53.2

    17

    36.5

    15.9

    0.8

    20

    0.6

    M16×1.5

    19

    8

    9.8

    6.2

    6000

    KR 5203 NUUP

    290

    47

    18

    58.8

    18.5

    40.5

    17.5

    0.8

    22.9

    0.6

    M18×1.5

    21

    8

    12.6

    8.2

    3800

    KR 5204 NUUP

    380

    52

    20

    63.6

    22.5

    41.5

    20.6

    1.5

    26.8

    1

    M20×1.5

    21

    10

    15.8

    10.5

    3800

    KR 5205 NUUP

    580

    62

    24

    70.9

    21.5

    49.5

    20.6

    0.8

    30.3

    1

    M24×1.5

    25

    10

    18.5

    13

    2200

    KR 5206 NUUP

    800

    72

    24

    74.1

    25

    49.5

    23.8

    0.8

    37.3

    1

    M24×1.5

    25

    10

    24.6

    17.7

    2200

    KR 5207 NUUP

    1200

    80

    30

    91

    28

    63

    27

    1

    42.4

    1.1

    M30×1.5

    32

    12

    30.5

    22.4

    1800


    PWKR...2RS series


    Bearing No.

    Weight
    (g)

    Bearing No.

    Weight
    (g)

    Dimensions(mm)

    Basic Load Rating(KN)

    Limiting Speed

    Eccentric Collar

    Tightening Torque with Nut

    D

    d

    C

    r

    B

    B1

    B2

    G

    G1

    M1

    C1

    d2

    A/F

    Cr

    Cor

    Fr pem

    For pem

    (RPM)

    d1

    B3

    e

    Nm

    PWKR35.2RS

    164

    -

    -

    35

    16

    18

    0.6

    52

    32.5

    7.8

    M16×1.5

    17

    3

    0.8

    20

    8

    17.2

    18.3

    9.4

    11.3

    6000

    20

    12

    1

    58

    -

    -

    PWKRE35.2RS

    177

    35

    16

    18

    0.6

    52

    32.5

    -

    M16×1.5

    17

    -

    0.8

    20

    8

    17.2

    18.3

    9.4

    11.3

    6000

    20

    12

    1

    58

    PWKR40.2RS

    242

    -

    -

    40

    18

    20

    1

    58

    36.5

    8

    M18×1.5

    19

    3

    0.8

    22

    8

    19.4

    20.8

    13.8

    13.8

    5000

    22

    14

    1

    87

    -

    -

    PWKRE40.2RS

    258

    40

    18

    20

    1

    58

    36.5

    -

    M18×1.5

    19

    -

    0.8

    22

    8

    19.4

    20.8

    13.8

    13.8

    5000

    22

    14

    1

    87

    PWKR47.2RS

    380

    PWKRE47.2RS

    400

    47

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    4

    0.8

    27

    10

    30.6

    33.6

    19.3

    25.5

    3800

    24

    18

    1

    120

    PWKR52.2RS

    450

    PWKRE52.2RS

    470

    52

    20

    24

    1

    66

    40.5

    9

    M20×1.5

    21

    4

    0.8

    31

    10

    34.4

    40.8

    19.3

    28

    3800

    24

    18

    1

    120

    PWKR62.2RS

    795

    PWKRE62.2RS

    824

    62

    24

    28

    1

    80

    49.5

    11

    M24×1.5

    25

    4

    1.3

    38

    14

    52.4

    69.8

    25.5

    39.5

    2200

    28

    22

    1

    220

    PWKR72.2RS

    1020

    PWKRE72.2RS

    1050

    72

    24

    28

    1.1

    80

    49.5

    11

    M24×1.5

    25

    4

    1.3

    44

    14

    61.8

    81.4

    46.5

    46.5

    2200

    28

    22

    1

    220

    PWKR80.2RS

    1600

    PWKRE80.2RS

    1670

    80

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    93.9

    118.9

    53

    70

    1800

    35

    29

    1.5

    450

    PWKR85.2RS

    1780

    PWKRE85.2RS

    1850

    85

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    93.9

    118.9

    53

    70

    1800

    35

    29

    1.5

    450

    PWKR90.2RS

    1960

    PWKRE90.2RS

    2020

    90

    30

    35

    1.1

    100

    63

    15

    M30×1.5

    32

    4

    1

    47

    14

    93.9

    118.9

    82

    82

    1800

    35

    29

    1.5

    450


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As a professional bearings supplier, the main products include needle roller bearings, cylindrical roller bearings, track roller bearings, tapered roller bearings, deep groove ball bearings, spherical plain bearings and bushings, bearing accessories.
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