32009JR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
45 mm
D
75 mm
T
20 mm
B
20 mm
C
15.5 mm
r(min.)
1 mm
r1(min.)
1 mm
Basic load ratings : Cr
78.8 kN
Basic load ratings : C0r
86.5 kN
Fatigue load limit : Cu
12.6 kN
Limiting speeds(Grease lub.)
5000 min-1
Limiting speeds(Oil lub.)
6600 min-1
Load center spread : a
16.5 mm
Constant e
0.39
Axial load factors : Y1
1.53
Axial load factors : Y0
0.84

Mounting dimensions

da(min.)
50.5 mm
db(max.)
51 mm
Da(max.)
69.5 mm
da(min.)
67 mm
db(min.)
72 mm
Sa(min.)
4 mm
Sb(min.)
4.5 mm
ra(max.)
1 mm
rb(max.)
1 mm

Refer.

(Refer.)Mass
0.354 kg

Technical calculation for this product.

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