Timken HM743345
Tapered Roller Bearings - Single Cones - Imperial
(BRAND)：TIMKEN
(Availability)：In Stock
Specifications
Series
HM743300
Cone Part Number
HM743345
Design Units
Imperial
Cage Type
Pin-Type
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
1600000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
414000 N
Dimensions
d - Cone Bore
209.550 mm
B - Cone Width
69.850 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius3
6.4 mm
da - Cone Frontface Backing Diameter
228 mm
db - Cone Backface Backing Diameter
238 mm
Ab - Cage-Cone Frontface Clearance
5.1 mm
Aa - Cage-Cone Backface Clearance
4.6 mm
a - Effective Center Location4
0.8 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)5
238000 N
C1 - Dynamic Radial Rating (1 million revolutions)6
917000 N
C0 - Static Radial Rating
1570000 N
C7
179000 N
Factors
K - Factor8
1.33
G1 - Heat Generation Factor (Roller-Raceway)
1017.2
G2 - Heat Generation Factor (Rib-Roller End)
140.1
Cg - Geometry Factor9
0.143
