Timken 399
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
395
Cone Part Number
399
Design Units
Imperial
Cage Type
Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
159000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
41300 N
Dimensions
d - Cone Bore
65.001 mm
B - Cone Width
21.996 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
2 mm
da - Cone Frontface Backing Diameter
71 mm
db - Cone Backface Backing Diameter
75 mm
Ab - Cage-Cone Frontface Clearance
2.5 mm
Aa - Cage-Cone Backface Clearance
1.5 mm
a - Effective Center Location4
-0.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
23700 N
C1 - Dynamic Radial Rating (1 million revolutions)6
91600 N
C0 - Static Radial Rating
125000 N
C7
16300 N
Factors
K - Factor8
1.45
G1 - Heat Generation Factor (Roller-Raceway)
56
G2 - Heat Generation Factor (Rib-Roller End)
21.4
Cg - Geometry Factor9
0.0984
