12168/303

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
42.862 mm
D
76.992 mm
T
17.463 mm
B
17.145 mm
C
11.908 mm
r(min.)
1.6 mm
r1(min.)
1.6 mm
Basic load ratings : Cr
60.8 kN
Basic load ratings : C0r
62.2 kN
Fatigue load limit : Cu
8.95 kN
Limiting speeds(Grease lub.)
5000 min-1
Limiting speeds(Oil lub.)
6600 min-1
Load center spread : a
17.5 mm
Constant :e
0.51
Axial load factors : Y1
1.19
Axial load factors : Y0
0.65

Mounting dimensions

da
51.0 mm
db
48.5 mm
Da
68.0 mm
Db
73.0 mm
ra(max.)
1.6 mm
rb(max.)
1.6 mm

Refer.

(Refer.)Mass
0.318 kg

Technical calculation for this product.

For those who are considering the purchase of our products

Please contact us or find your nearest distributor

Contact Us