KOYO 492A services Tapered Roller Bearings

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KOYO 492A services Tapered Roller Bearings image

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KOYO 492A services Tapered Roller Bearings Code system

Series:93000
Cone Part Number:93750
Cup Part Number:93126
Design Units:Imperial
Bearing Weight:20.60 Kg
Cage Type:Stamped Steel
d:190.5 mm
D:317.500 mm
B - Cone Width:63.5 mm
C - Cup Width:50.800 mm
B:68.263 mm
R - Cone Backface To Clear Radius1:4.320 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:212.09 mm
db - Cone Backface Backing Diameter:217.93 mm
Da - Cup Frontface Backing Diameter:300.00 mm
Db - Cup Backface Backing Diameter:284.99 mm
Ab - Cage-Cone Frontface Clearance:5.3 mm
Aa - Cage-Cone Backface Clearance:8.1 mm
a - Effective Center Location3:7.9 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:42600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:164000 lbf
C0 - Static Radial Rating:290000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:38200 lbf
K - Factor7:1.12
e - ISO Factor8:0.52
Y - ISO Factor9:1.15
G1 - Heat Generation Factor (Roller-Raceway):912.5
G2 - Heat Generation Factor (Rib-Roller End):126.1
Cg - Geometry Factor:0.146

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