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


Bearing No. HH221430/10

Specification data (main dimensions, etc.)

d(mm)76.200
D(mm)190.500
T(mm)57.150
B(mm)57.531
C(mm)46.038
r(min.)(mm)3.6
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)549
Basic load ratings : C0r(kN)602
Fatigue load limit : Cu(kN)76.9
Limiting speeds(Grease lub.)(min-1)2000
Limiting speeds(Oil lub.)(min-1)2700
Load center spread : a(mm)42.5
Constant :e0.33
Axial load factors : Y11.79
Axial load factors : Y00.99

Mounting dimensions,weight (reference)

da(mm)101.0 mm
db(mm)95.0 mm
Da(mm)171.0 mm
Db(mm)179.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)8.54 kg
JTEKT

2026/06/27