32909JR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
45 mm
D
68 mm
T
15 mm
B
15 mm
C
12 mm
r(min.)
0.6 mm
r1(min.)
0.6 mm
Basic load ratings : Cr
43.5 kN
Basic load ratings : C0r
52.4 kN
Fatigue load limit : Cu
7.45 kN
Limiting speeds(Grease lub.)
5300 min-1
Limiting speeds(Oil lub.)
7100 min-1
Load center spread : a
12.5 mm
Constant e
0.32
Axial load factors : Y1
1.88
Axial load factors : Y0
1.04

Mounting dimensions

da(min.)
49.5 mm
db(max.)
50 mm
Da(max.)
63.5 mm
da(min.)
61 mm
db(min.)
64 mm
Sa(min.)
3 mm
Sb(min.)
3 mm
ra(max.)
0.6 mm
rb(max.)
0.6 mm

Refer.

(Refer.)Mass
0.190 kg

Technical calculation for this product.

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