Specifications of KOYO Bearing 6909NR
Specifications
(Boundary dimensions …etc)
- d
- 45 mm
- D
- 68 mm
- B
- 12 mm
- r(min.)
- 0.6 mm
- r1(min.)
- 0.6 mm
- Basic load ratings : Cr
- 17.7 kN
- Basic load ratings : C0r
- 10.9 kN
- Fatigue load limit : Cu
- 0.600 kN
- factor : f0
- 15.9
- Limiting speeds(Grease lub.)
- 9700 min-1
- Limiting speeds(Oil lub.)
- 11000 min-1
- Dimensions of snap ring groove : D1(max.)
- mm
- Dimensions of snap ring groove : a(max.)
- mm
- Dimensions of snap ring groove : b(±0.05)
- mm
- Dimensions of snap ring groove : r0(max.)
- mm
- Dimensions of locating snap ring : D2(min.)
- 70.8 mm
- Dimensions of locating snap ring : f(±0.05)
- 0.8 mm
Mounting dimensions
- da(min.)
- 49 mm
- Da(max.)
- 64 mm
- Dx(min.)
- 72 mm
- Cy(max.)
- 2.3 mm
- ra(max.)
- 0.6 mm
- rb(max.)
- 0.6 mm
Refer.
- (Refer.)Mass
- 0.132 kg