Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 21310RZK+AHX310

Specifications
(Boundary dimensions ...etc)

d1(mm)45
B1(mm)35
B2(mm)38
G(mm)M55�2
G1(mm)7
d(mm)50
D(mm)110
B(mm)27
r(min.)(mm)2
Basic load ratings : Cr(kN)157
Basic load ratings : C0r(kN)151
Limiting speeds(Grease lub.)(min-1)4500
Limiting speeds(Oil lub.)(min-1)6100
Constant e()0.25
Axial load factors : Y1()2.71
Axial load factors : Y2()4.04
Axial load factors : Y0()2.65

Mounting dimensions

Refer.

(Refer.)Mass(kg) 1.49
JTEKT

2025/06/10