Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 21308RZK+AH308

Specifications
(Boundary dimensions ...etc)

d1(mm)35
B1(mm)29
B2(mm)32
G(mm)M45�1.5
G1(mm)6
d(mm)40
D(mm)90
B(mm)23
r(min.)(mm)1.5
Basic load ratings : Cr(kN)105
Basic load ratings : C0r(kN)95.5
Limiting speeds(Grease lub.)(min-1)5600
Limiting speeds(Oil lub.)(min-1)7600
Constant e()0.26
Axial load factors : Y1()2.55
Axial load factors : Y2()3.80
Axial load factors : Y0()2.50

Mounting dimensions

Refer.

(Refer.)Mass(kg) 0.860
JTEKT

2025/06/01