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


Bearing No. M804049/10

Specification data (main dimensions, etc.)

d(mm)47.625
D(mm)88.900
T(mm)25.400
B(mm)25.400
C(mm)19.050
r(min.)(mm)3.6
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)109
Basic load ratings : C0r(kN)112
Fatigue load limit : Cu(kN)16.6
Limiting speeds(Grease lub.)(min-1)4400
Limiting speeds(Oil lub.)(min-1)5900
Load center spread : a(mm)23.6
Constant :e0.55
Axial load factors : Y11.10
Axial load factors : Y00.60

Mounting dimensions,weight (reference)

da(mm)62.0 mm
db(mm)55.0 mm
Da(mm)76.0 mm
Db(mm)85.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)0.666 kg
JTEKT

2026/07/05