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RKY RKX Series Track Rollers

RKY/RKYR & RKX/RKXR Series Track Rollers are engineered with double-row tapered roller bearings for exceptional load capacity and precision guidance. Designed for heavy-duty industrial applications such as metallurgy, port logistics, and automation systems, these rollers feature robust NBR seals and come in sizes ranging from RKY52 to RKX110. Reliable, high-precision components for critical linear motion needs.

RKY Series rollers are 40°,RKX Series rollers are 45°.


Product Model:

RKY52  RKYR 52
RKY62  RKYR62
RKY72  RKYR 72
RKX90C     RKXR 90C
RKX110C   RKXR 110C





    product detail

    RKY RKX Series Track Rollers:mm

    Designation

    Boundary Dimensions

    Dynamic Load

    (N)

    Preload Torque

    (Nm)

    Weight

    (kg)

    Concentric

    Eccentric

    De

    d (1)

    d

    T

    m

    S min.

    P

    L

    A

    B

    I1

    M

    SW

    SW

    k

    RKY 52

    RKYR 52

    52

    21

    M20x1.5

    19.1

    19.8

    15

    13.4

    73

    35

    41

    14

    28

    8

    30

    1

    40750

    80

    0.6

    RKY 62

    RKYR 62

    62

    27

    M24x1.5

    22.1

    20.8

    19

    15.4

    83

    37

    44

    18

    35

    10

    36

    1

    46000

    160

    0.9

    RKY 72

    RKYR 72

    72

    36

    M30x1.5

    26

    27.0

    19

    21.6

    100

    45

    55

    18

    44

    12

    46

    1

    64850

    300

    1.6

    RKX 90C

    RKXR 90C

    90

    38

    M36 x1.5

    33

    30.0

    24

    24.6

    115

    53/56(2)

    62

    23

    50

    14

    55

    1

    113400

    450

    2.8

    RKX 110C

    RKXR 110C

    110

    42

    M36 x1.5

    40

    34.0

    33

    24.6

    135

    60/63(2) 

    70

    32

    56

    14

    55

    1

    177500

    450

    4.9

    Remark

    1)When the operating temperature reaches 120°C, the rollers need to use fluoro rubber seals (suffix V) to meet the operating requirements (including rollers RKY 90)

    2)Structural dimensions of stainless steel (NX) roller

    3)Roller includes hex nut and special lock washer