48684/20

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
142.875 mm
D
200.025 mm
T
41.275 mm
B
39.688 mm
C
34.130 mm
r(min.)
7.9 mm
r1(min.)
3.3 mm
Basic load ratings : Cr
307 kN
Basic load ratings : C0r
491 kN
Fatigue load limit : Cu
66.5 kN
Limiting speeds(Grease lub.)
1700 min-1
Limiting speeds(Oil lub.)
2200 min-1
Load center spread : a
38.4 mm
Constant :e
0.34
Axial load factors : Y1
1.78
Axial load factors : Y0
0.98

Mounting dimensions

da
166.0 mm
db
151.0 mm
Da
185.0 mm
Db
193.0 mm
ra(max.)
7.9 mm
rb(max.)
3.3 mm

Refer.

(Refer.)Mass
3.80 kg

Technical calculation for this product.

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