Timken L21549 – L21511
Tapered Roller Bearings-TS(Tapered Single)Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
L21500
Cone Part Number
L21549
Cup Part Number
L21511
Design Unit
Inch
Cage Material
Stamped Steel
Related Assembly Number(s)
L21549-90010
Dimensions
d - Bore
15.875 mm
D - Cup Outer Diameter
34.989 mm
B - Cone Width
10.998 mm
C - Cup Width
8.712 mm
T - Bearing Width
10.998 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius1
1.270 mm
r - Cup Backface "To Clear" Radius2
1.27 mm
da - Cone Frontface Backing Diameter
19.5 mm
db - Cone Backface Backing Diameter
21.5 mm
Da - Cup Frontface Backing Diameter
33.50 mm
Db - Cup Backface Backing Diameter
28.96 mm
Ab - Cage-Cone Frontface Clearance
2 mm
Aa - Cage-Cone Backface Clearance
-0.8 mm
a - Effective Center Location3
-3.3 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)4
3720 N
C1 - Dynamic Radial Rating (1 million revolutions)5
14300 N
C0 - Static Radial Rating
13900 N
C6
2030 N
Factors
K - Factor7
1.83
e - ISO Factor8
0.32
Y - ISO Factor9
1.88
G1 - Heat Generation Factor (Roller-Raceway)
3
G2 - Heat Generation Factor (Rib-Roller End)
5.36
Cg - Geometry Factor10
0.0348
