1209

Self-aligning ball bearings - Open type

Specifications
(Boundary dimensions ...etc)

d
45 mm
D
85 mm
B
19 mm
r(min.)
1.1 mm
Basic load ratings : Cr
21.8 kN
Basic load ratings : C0r
7.35 kN
Fatigue load limit : Cu
0.46 kN
Limiting speeds(Grease lub.)
7000 min-1
Limiting speeds(Oil lub.)
8500 min-1
Constant :e
0.21
Axial load factors : Y1
2.94
Axial load factors : Y2
4.56
Axial load factors : Y0
3.09

Mounting dimensions

da(min.)
51.5 mm
Da(max.)
78.5 mm
ra(max.)
1 mm

Refer.

(Refer.)Mass
0.465 kg

Technical calculation for this product.

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