Specifications of KOYO Bearing 641/633
Specifications
(Boundary dimensions …etc)
- d
- 66.675 mm
- D
- 130.175 mm
- T
- 41.275 mm
- B
- 41.275 mm
- C
- 31.750 mm
- r(min.)
- 3.6 mm
- r1(min.)
- 3.2 mm
- Basic load ratings : Cr
- 246 kN
- Basic load ratings : C0r
- 267 kN
- Fatigue load limit : Cu
- 41.8 kN
- Limiting speeds(Grease lub.)
- 3000 min-1
- Limiting speeds(Oil lub.)
- 3900 min-1
- Load center spread : a
- 30.3 mm
- Constant :e
- 0.36
- Axial load factors : Y1
- 1.66
- Axial load factors : Y0
- 0.91
Mounting dimensions
- da
- 83.0 mm
- db
- 77.0 mm
- Da
- 116.0 mm
- Db
- 124.0 mm
- ra(max.)
- 3.6 mm
- rb(max.)
- 3.2 mm
Refer.
- (Refer.)Mass
- 2.38 kg