Timken HM903249
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Cone Part Number
HM903249
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
237000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
61600 N
Dimensions
d - Cone Bore
44.450 mm
B - Cone Width
28.575 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
3.560 mm
da - Cone Frontface Backing Diameter
54 mm
db - Cone Backface Backing Diameter
65 mm
Ab - Cage-Cone Frontface Clearance
2.8 mm
Aa - Cage-Cone Backface Clearance
3 mm
a - Effective Center Location4
0.5 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
35400 N
C1 - Dynamic Radial Rating (1 million revolutions)6
136000 N
C0 - Static Radial Rating
132000 N
C7
44800 N
Factors
K - Factor8
0.79
G1 - Heat Generation Factor (Roller-Raceway)
33.7
G2 - Heat Generation Factor (Rib-Roller End)
9.91
Cg - Geometry Factor9
0.101
