27880/20

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
38.100 mm
D
80.035 mm
T
24.608 mm
B
23.698 mm
C
18.512 mm
r(min.)
0.8 mm
r1(min.)
1.6 mm
Basic load ratings : Cr
91.6 kN
Basic load ratings : C0r
91.6 kN
Fatigue load limit : Cu
13.3 kN
Limiting speeds(Grease lub.)
5200 min-1
Limiting speeds(Oil lub.)
6900 min-1
Load center spread : a
22.2 mm
Constant :e
0.56
Axial load factors : Y1
1.07
Axial load factors : Y0
0.59

Mounting dimensions

da
48.0 mm
db
47.0 mm
Da
68.0 mm
Db
75.0 mm
ra(max.)
0.8 mm
rb(max.)
1.6 mm

Refer.

(Refer.)Mass
0.586 kg

Technical calculation for this product.

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