Specifications of KOYO Bearing 497A/493
Specifications
(Boundary dimensions …etc)
- d
- 85.725 mm
- D
- 136.525 mm
- T
- 30.162 mm
- B
- 29.769 mm
- C
- 22.225 mm
- r(min.)
- 6.4 mm
- r1(min.)
- 3.2 mm
- Basic load ratings : Cr
- 167 kN
- Basic load ratings : C0r
- 198 kN
- Fatigue load limit : Cu
- 30.0 kN
- Limiting speeds(Grease lub.)
- 2700 min-1
- Limiting speeds(Oil lub.)
- 3600 min-1
- Load center spread : a
- 29.8 mm
- Constant :e
- 0.44
- Axial load factors : Y1
- 1.35
- Axial load factors : Y0
- 0.74
Mounting dimensions
- da
- 105.0 mm
- db
- 93.0 mm
- Da
- 122.0 mm
- Db
- 130.0 mm
- ra(max.)
- 6.4 mm
- rb(max.)
- 3.2 mm
Refer.
- (Refer.)Mass
- 1.51 kg