NA483SW
MORE +
CLOSE +

Timken NA483SW

Tapered Roller Bearings - Single Cones - Imperial

(BRAND):TIMKEN
(Availability):In Stock

Specifications

Series 475
Cone Part Number NA483SW
Design Units Imperial
Cage Type Stamped Steel

Dimensions

d - Cone Bore 70 mm
B - Cone Width 37.308 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 3.556 mm
da - Cone Frontface Backing Diameter 0 mm
db - Cone Backface Backing Diameter 83 mm
Ab - Cage-Cone Frontface Clearance -0.5 mm
Aa - Cage-Cone Backface Clearance 5.6 mm
a - Effective Center Location2 -8.6 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)3 37200 N
C1 - Dynamic Radial Rating (1 million revolutions)4 143000 N
C5 24500 N

Factors

K - Factor6 1.52
G1 - Heat Generation Factor (Roller-Raceway) 77.2
G2 - Heat Generation Factor (Rib-Roller End) 23