Timken LM121349
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Cone Part Number
LM121349
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
298000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
77200 N
Dimensions
d - Cone Bore
106.975 mm
B - Cone Width
28.001 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
2.290 mm
da - Cone Frontface Backing Diameter
112 mm
db - Cone Backface Backing Diameter
116 mm
Ab - Cage-Cone Frontface Clearance
3 mm
Aa - Cage-Cone Backface Clearance
0 mm
a - Effective Center Location4
-3.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
44300 N
C1 - Dynamic Radial Rating (1 million revolutions)6
171000 N
C0 - Static Radial Rating
285000 N
C7
20400 N
Factors
K - Factor8
2.17
G1 - Heat Generation Factor (Roller-Raceway)
195
G2 - Heat Generation Factor (Rib-Roller End)
75.6
Cg - Geometry Factor9
0.13
