PART NO : AP0611T                    
 

HM218248
Timken Inner Cone 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.

MERITOR EQUIVALENT :
AP0611M

SPECIFICATIONS
Cone Part Number  :  HM218248
Design Units  :  Imperial
Cage Type  :  Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)¹  :  565000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)²  :  147000 N

BEARING DIMENSIONS
Bore (d)  :  89.975 mm
O.D. (D​)  :  146.975 mm
Width (T)  :  40mm

ABUTMENT AND FILLET DIMENSIONS​
R - Cone Backface "To Clear" Radius³  :  7.11 mm
da - Cone Frontface Backing Diameter  :  99 mm
db - Cone Backface Backing Diameter  :  112 mm
Ab - Cage-Cone Frontface Clearance  :  3.6 mm
Aa - Cage-Cone Backface Clearance  :  1 mm
a - Effective Center Location⁴  :  -8.6 mm

BASIC LOAD RATINGS
Dynamic¹ (C₁)  :  325000 N
Factors⁽²⁾ (e)  :  0.33
Factors⁽²⁾ (Y)  :  1.80
Dynamic⁽³⁾ (C₉₀)  :  84200 N
Dynamic⁽³⁾ (C_a90)  :  47900 N
Factors⁽²⁾ (K)  :  1.76
Static (C₀)  :  388000 N

BEARING LIFE CALCULATION TOOL