68540A Franke Slewing Ring Bearings

Brand Name: Franke
Model Number: 68540A
Series: 420000
Cone Part Number: EE420801
Cup Part Number: 421450
Design Units: Imperial
Bearing Weight: 38.00 Kg
Cage Type: Stamped Steel
d: 203.2 mm
D: 368.300 mm

Product Details

Series 420000
Cone Part Number EE420801
Cup Part Number 421450
Design Units Imperial
Bearing Weight 38.00 Kg
Cage Type Stamped Steel
d 203.2 mm
D 368.300 mm
B - Cone Width 88.897 mm
C - Cup Width 63.500 mm
B 92.075 mm
R - Cone Backface To Clear Radius1 3.300 mm
r - Cup Backface To Clear Radius2 3.30 mm
da - Cone Frontface Backing Diameter 227.08 mm
db - Cone Backface Backing Diameter 230.12 mm
Da - Cup Frontface Backing Diameter 334.30 mm
Db - Cup Backface Backing Diameter 330.96 mm
Ab - Cage-Cone Frontface Clearance 3.6 mm
Aa - Cage-Cone Backface Clearance 18.3 mm
a - Effective Center Location3 -15.5 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 68100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 263000 lbf
C0 - Static Radial Rating 409000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 46800 lbf
K - Factor7 1.45
e - ISO Factor8 0.4
Y - ISO Factor9 1.49
G1 - Heat Generation Factor (Roller-Raceway) 1150
G2 - Heat Generation Factor (Rib-Roller End) 128
Cg - Geometry Factor 0.145
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Phone 922-5267
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