Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 21318RZK+AHX318

Specifications
(Boundary dimensions ...etc)

d1(mm)85
B1(mm)53
B2(mm)57
G(mm)M100�2
G1(mm)9
d(mm)90
D(mm)190
B(mm)43
r(min.)(mm)3
Basic load ratings : Cr(kN)413
Basic load ratings : C0r(kN)416
Limiting speeds(Grease lub.)(min-1)2600
Limiting speeds(Oil lub.)(min-1)3400
Constant e()0.23
Axial load factors : Y1()2.91
Axial load factors : Y2()4.30
Axial load factors : Y0()2.84

Mounting dimensions

Refer.

(Refer.)Mass(kg) 6.58
JTEKT

2025/06/01