Specifications of KOYO Bearing 2580/20
Specifications
(Boundary dimensions …etc)
- d
- 31.750 mm
- D
- 66.421 mm
- T
- 25.400 mm
- B
- 25.357 mm
- C
- 20.638 mm
- r(min.)
- 0.8 mm
- r1(min.)
- 3.2 mm
- Basic load ratings : Cr
- 89.2 kN
- Basic load ratings : C0r
- 85.1 kN
- Fatigue load limit : Cu
- 12.7 kN
- Limiting speeds(Grease lub.)
- 6000 min-1
- Limiting speeds(Oil lub.)
- 8000 min-1
- Load center spread : a
- 16.0 mm
- Constant :e
- 0.27
- Axial load factors : Y1
- 2.19
- Axial load factors : Y0
- 1.21
Mounting dimensions
- da
- 38.5 mm
- db
- 37.5 mm
- Da
- 57.0 mm
- Db
- 62.5 mm
- ra(max.)
- 0.8 mm
- rb(max.)
- 3.2 mm
Refer.
- (Refer.)Mass
- 0.404 kg