Timken NA329120
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Design Units
Imperial
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
1880000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
487000 N
Dimensions
d - Cone Bore
304.8 mm
B - Cone Width
80.9625 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
6.4 mm
db - Cone Backface Backing Diameter
333.0 mm
Ab - Cage-Cone Frontface Clearance
-10.4 mm
Aa - Cage-Cone Backface Clearance
4.1 mm
a - Effective Center Location4
-1 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
280000 N
C6
159000 N
Factors
K - Factor7
1.76
