Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 21317RZK+AHX317

Specifications
(Boundary dimensions ...etc)

d1(mm)80
B1(mm)52
B2(mm)56
G(mm)M95�2
G1(mm)9
d(mm)85
D(mm)180
B(mm)41
r(min.)(mm)3
Basic load ratings : Cr(kN)374
Basic load ratings : C0r(kN)372
Limiting speeds(Grease lub.)(min-1)2800
Limiting speeds(Oil lub.)(min-1)3600
Constant e()0.23
Axial load factors : Y1()2.89
Axial load factors : Y2()4.33
Axial load factors : Y0()2.83

Mounting dimensions

Refer.

(Refer.)Mass(kg) 5.68
JTEKT

2025/06/01