Timken 1280
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
Cone Part Number
1280
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
96400 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
25000 N
Dimensions
d - Cone Bore
22.225 mm
B - Cone Width
22.225 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
0.760 mm
da - Cone Frontface Backing Diameter
29 mm
db - Cone Backface Backing Diameter
29.5 mm
Ab - Cage-Cone Frontface Clearance
1.5 mm
Aa - Cage-Cone Backface Clearance
0.3 mm
a - Effective Center Location4
-6.9 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
14300 N
C1 - Dynamic Radial Rating (1 million revolutions)6
55300 N
C0 - Static Radial Rating
55100 N
C7
8510 N
Factors
K - Factor8
1.69
G1 - Heat Generation Factor (Roller-Raceway)
11.4
G2 - Heat Generation Factor (Rib-Roller End)
5.52
Cg - Geometry Factor9
0.0556
