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


Bearing No. LM29749/11

Specification data (main dimensions, etc.)

d(mm)38.100
D(mm)65.088
T(mm)19.812
B(mm)18.288
C(mm)15.748
r(min.)(mm)2.4
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)53.9
Basic load ratings : C0r(kN)56.5
Fatigue load limit : Cu(kN)8.15
Limiting speeds(Grease lub.)(min-1)5800
Limiting speeds(Oil lub.)(min-1)7800
Load center spread : a(mm)15.6
Constant :e0.33
Axial load factors : Y11.80
Axial load factors : Y00.99

Mounting dimensions,weight (reference)

da(mm)46.0 mm
db(mm)42.5 mm
Da(mm)58.0 mm
Db(mm)62.0 mm
ra(max.)(mm)2.4 mm
rb(max.)(mm)1.2 mm
Mass(Refer.)(kg)0.251 kg
JTEKT

2026/07/28