Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series


Bearing No. HM88547/10

Specification data (main dimensions, etc.)

d(mm)33.338
D(mm)73.025
T(mm)29.370
B(mm)27.783
C(mm)23.020
r(min.)(mm)0.8
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)93.0
Basic load ratings : C0r(kN)101
Fatigue load limit : Cu(kN)14.2
Limiting speeds(Grease lub.)(min-1)5600
Limiting speeds(Oil lub.)(min-1)7500
Load center spread : a(mm)23.4
Constant :e0.55
Axial load factors : Y11.10
Axial load factors : Y00.60

Mounting dimensions,weight (reference)

da(mm)45.5 mm
db(mm)42.6 mm
Da(mm)59.0 mm
Db(mm)70.0 mm
ra(max.)(mm)0.8 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)0.598 kg
JTEKT

2026/07/02