99600 99100 Timken Tapered Roller Bearing Cone&Cup Timken 99600 / 99100 USA 

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.
Unit of Measure 

Specifications

Series

99000

Cone Part Number

99600

Cup Part Number

99100

Design Unit

Inch

Cage Material

Stamped Steel

Related Assembly Number(s)

99600-9003899600-9007499600-902D899600-902D9

Dimensions

d - Bore

6 in152.400 mm

D - Cup Outer Diameter

10.00 in254.000 mm

B - Cone Width

2.6250 in66.675 mm

C - Cup Width

1.8750 in47.625 mm

T - Bearing Width

2.6250 in66.675 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius10.280 in7.100 mm
r - Cup Backface "To Clear" Radius20.130 in3.30 mm

da - Cone Frontface Backing Diameter

6.68 in169.7 mm

db - Cone Backface Backing Diameter

7.13 in181 mm

Da - Cup Frontface Backing Diameter

9.38 in238.30 mm

Db - Cup Backface Backing Diameter

8.94 in227.08 mm

Ab - Cage-Cone Frontface Clearance

0.19 in4.8 mm

Aa - Cage-Cone Backface Clearance

0.34 in8.6 mm
a - Effective Center Location3-0.48 in-12.2 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)438500 lbf171000 N
C1 - Dynamic Radial Rating (1 million revolutions)5148000 lbf660000 N

C0 - Static Radial Rating

231000 lbf1030000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)626800 lbf119000 N

Factors

K - Factor71.43
e - ISO Factor80.41
Y - ISO Factor91.47

G1 - Heat Generation Factor (Roller-Raceway)

555.5

G2 - Heat Generation Factor (Rib-Roller End)

73.5
Cg - Geometry Factor100.146
  • 1 These maximum fillet radii will be cleared by the bearing corners.
  • 2 These maximum fillet radii will be cleared by the bearing corners.
  • 3 Negative value indicates effective center inside cone backface.
  • 4 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
  • 5 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 6 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
  • 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 9 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 10 Geometry constant for Lubrication Life Adjustment Factor a3l.