PART NO : AP0644T

580
Timken Outer 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.

SPECIFICATIONS
Cone Part Number : 580
Design Units : Imperial
Cage Type : Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)¹ : 360000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)² : 93400 N

BEARING DIMENSIONS
Bore (d) : 82.550 mm
Cone Width (B) : 36.098 mm

ABUTMENT AND FILLET DIMENSIONS
R - Cone Backface "To Clear" Radius³ :  3.600 mm
da - Cone Frontface Backing Diameter :  91 mm
db - Cone Backface Backing Diameter :  98 mm
Ab - Cage-Cone Frontface Clearance :  2.5 mm
Aa - Cage-Cone Backface Clearance :  3 mm
a - Effective Center Location⁴ :  -5.3 mm

BASIC LOAD RATINGS
C90 - Dynamic Radial Rating (90 million revolutions)⁵ :  53600 N
C1 - Dynamic Radial Rating (1 million revolutions)⁶ :  207000 N
C0 - Static Radial Rating :  291000 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁷ :  37100 N

FACTORS
K - Factor⁸ :  1.45
G1 - Heat Generation Factor (Roller-Raceway) :  126
G2 - Heat Generation Factor (Rib-Roller End) :  32
Cg - Geometry Factor :  0.13