24780R/20

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
41.275 mm
D
76.200 mm
T
22.225 mm
B
23.020 mm
C
17.462 mm
r(min.)
3.6 mm
r1(min.)
0.8 mm
Basic load ratings : Cr
82.9 kN
Basic load ratings : C0r
83.3 kN
Fatigue load limit : Cu
12.3 kN
Limiting speeds(Grease lub.)
5200 min-1
Limiting speeds(Oil lub.)
6900 min-1
Load center spread : a
17.4 mm
Constant :e
0.39
Axial load factors : Y1
1.53
Axial load factors : Y0
0.84

Mounting dimensions

da
54.0 mm
db
47.0 mm
Da
68.0 mm
Db
72.0 mm
ra(max.)
3.6 mm
rb(max.)
0.8 mm

Refer.

(Refer.)Mass
0.423 kg

Technical calculation for this product.

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