Timken M270730
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
M270700
Cone Part Number
M270730
Design Units
Imperial
Cage Type
Pin-Type
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
5700000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
1480000 N
Dimensions
d - Cone Bore
409.575 mm
B - Cone Width
120.650 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
6.4 mm
da - Cone Frontface Backing Diameter
446 mm
db - Cone Backface Backing Diameter
456 mm
Ab - Cage-Cone Frontface Clearance
8.6 mm
Aa - Cage-Cone Backface Clearance
7.9 mm
a - Effective Center Location4
-8.1 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
849000 N
C1 - Dynamic Radial Rating (1 million revolutions)6
3280000 N
C0 - Static Radial Rating
6430000 N
C7
484000 N
Factors
K - Factor8
1.76
G1 - Heat Generation Factor (Roller-Raceway)
6865.6
G2 - Heat Generation Factor (Rib-Roller End)
481.9
Cg - Geometry Factor9
0.246
