Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Withdrawal sleeves
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Bearing No. 23028RZK+AHX3028

Specifications
(Boundary dimensions ...etc)

d1(mm)135
B1(mm)68
B2(mm)73
G(mm)M150�2
G1(mm)14
d(mm)140
D(mm)210
B(mm)53
r(min.)(mm)2
Basic load ratings : Cr(kN)530
Basic load ratings : C0r(kN)723
Limiting speeds(Grease lub.)(min-1)2100
Limiting speeds(Oil lub.)(min-1)2800
Constant e()0.23
Axial load factors : Y1()2.98
Axial load factors : Y2()4.44
Axial load factors : Y0()2.92

Mounting dimensions

Refer.

(Refer.)Mass(kg) 7.43
JTEKT

2025/06/01