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


Bearing No. 30216JR

Specification data (main dimensions, etc.)

d(mm)80
D(mm)140
T(mm)28.25
B(mm)26
C(mm)22
r(min.)(mm)2.5
r1(min.)(mm)2
Basic load ratings : Cr(kN)202
Basic load ratings : C0r(kN)202
Fatigue load limit : Cu(kN)31.2
Limiting speeds(Grease lub.)(min-1)2700
Limiting speeds(Oil lub.)(min-1)3600
Load center spread : a(mm)28.6
Constant e0.42
Axial load factors : Y11.43
Axial load factors : Y00.79

Mounting dimensions,weight (reference)

da(min.)(mm)92 mm
db(max.)(mm)91 mm
Da(max.)(mm)130 mm
da(min.)(mm)124 mm
db(min.)(mm)132 mm
Sa(min.)(mm)4 mm
Sb(min.)(mm)6 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)1.72 kg
JTEKT

2026/07/18