Timken 545112
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
545000
Cone Part Number
545112
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
449000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
116000 N
Dimensions
d - Cone Bore
285.750 mm
B - Cone Width
31.750 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
3.600 mm
da - Cone Frontface Backing Diameter
298 mm
db - Cone Backface Backing Diameter
302 mm
Ab - Cage-Cone Frontface Clearance
4.1 mm
Aa - Cage-Cone Backface Clearance
5.1 mm
a - Effective Center Location4
32.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
66800 N
C1 - Dynamic Radial Rating (1 million revolutions)6
258000 N
C0 - Static Radial Rating
596000 N
C7
56300 N
Factors
K - Factor8
1.19
G1 - Heat Generation Factor (Roller-Raceway)
1020
G2 - Heat Generation Factor (Rib-Roller End)
477
Cg - Geometry Factor9
0.145
