Timken HM212049A
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Cone Part Number
HM212049A
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
465000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
121000 N
Dimensions
d - Cone Bore
66.675 mm
B - Cone Width
38.354 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
5.590 mm
da - Cone Frontface Backing Diameter
75.5 mm
db - Cone Backface Backing Diameter
86 mm
Ab - Cage-Cone Frontface Clearance
3.8 mm
Aa - Cage-Cone Backface Clearance
1.8 mm
a - Effective Center Location4
-10.9 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
69200 N
C1 - Dynamic Radial Rating (1 million revolutions)6
267000 N
C0 - Static Radial Rating
279000 N
C7
40000 N
Factors
K - Factor8
1.73
G1 - Heat Generation Factor (Roller-Raceway)
92.2
G2 - Heat Generation Factor (Rib-Roller End)
18.1
Cg - Geometry Factor9
0.0759
