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 468 - 452D TIMKEN

468 - 452D TIMKEN

Tapered Roller Bearings Tapered Roller Bearings - TDO (Tapered Double Outer) Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken Part Number 468 - 452DTimken...
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  • 468 - 452D
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Product Description

Tapered Roller Bearings Tapered Roller Bearings - TDO (Tapered Double Outer) Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken Part Number 468 - 452DTimken Part Number 468 - 452D, Tapered Roller Bearings - TDO (Tapered Double Outer) ImperialThe configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore. Specifications | Dimensions | Abutment and Fillet Dimensions | Basic Load Ratings | Factors

Specifications

Series 455
Cone Part Number 468
Cup Part Number 452D
Design Units Imperial
Bearing Weight 5.74 lb2.606 Kg
Cage Type Stamped Steel
Ab - Cage-Cone Frontface Clearance 0.08 in2 mm

Dimensions

d - Bore 2.0625 in52.388 mm
D - Cup Outer Diameter 4.25 in107.95 mm
B - Cone Width 1.1542 in29.317 mm
C - Double Cup Width 2.125 in53.975 mm
T - Bearing Width across Cones 2.5625 in65.088 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 0.06 in1.5 mm
r - Cup Frontface "To Clear" Radius2 0.03 in0.8 mm
db - Cone Backface Backing Diameter 2.44 in62.00 mm
Da - Cup Frontface Backing Diameter 3.96 in100.58 mm
Aa - Cage-Cone Backface Clearance 0.07 in1.8 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 9370 lbf41700 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 62900 lbf280000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 16300 lbf72600 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 5380 lbf23900 N

Factors

K - Factor7 1.74
e - ISO Factor8 0.71
Y1 - ISO Factor9 0.96 1.42
Y2 - ISO Factor10 1.42
G1 - Heat Generation Factor (Roller-Raceway)11 58.6
G2 - Heat Generation Factor (Rib-Roller End) 17.1
Cg - Geometry Factor12 0.0946

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