PART NO : AP0741T                    
 

552A​​
Timken Front Axle Outer Cup Bearing

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.

SPECIFICATIONS
Cone Part Number  :  552A
Design Units  :  Imperial

BEARING DIMENSIONS
D - Cup Outer Diameter  :  123.825 mm
C - Cup Width​  :  30.163 mm

ABUTMENT AND FILLET DIMENSIONS​
r - Cup Backface "To Clear" Radius¹  :  3.30 mm
Da - Cup Frontface Backing Diameter  :  116.10 mm
Db - Cup Backface Backing Diameter  :  108.97 mm

FACTORS
e - ISO Factor²  :  0.35
Y - ISO Factor³  :  1.73
Cg - Geometry Factor  :  0.111

BEARING LIFE CALCULATION TOOL