012.30.630 External Gear Four-point Contact Ball Slewing Bearing

Series: M349500
Cone Part Number: M349546XX
Cup Part Number: M349512XX
Design Units: Imperial
Bearing Weight: 14.6 Kg
Cage Type: Stamped Steel
d: 255.600 mm
D: 342.900 mm
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Product Details

Series M349500
Cone Part Number M349546XX
Cup Part Number M349512XX
Design Units Imperial
Bearing Weight 14.6 Kg
Cage Type Stamped Steel
d 255.600 mm
D 342.900 mm
B - Cone Width 63.5 mm
C - Cup Width 44.450 mm
B 57.150 mm
R - Cone Backface To Clear Radius1 1.520 mm
r - Cup Backface To Clear Radius2 3.30 mm
da - Cone Frontface Backing Diameter 270 mm
db - Cone Backface Backing Diameter 270 mm
Da - Cup Frontface Backing Diameter 333.00 mm
Db - Cup Backface Backing Diameter 322.07 mm
Ab - Cage-Cone Frontface Clearance 1 mm
Aa - Cage-Cone Backface Clearance 2 mm
a - Effective Center Location3 2.5 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 36600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 141000 lbf
C0 - Static Radial Rating 286000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 21800 lbf
K - Factor7 1.68
e - ISO Factor8 0.35
Y - ISO Factor9 1.73
G1 - Heat Generation Factor (Roller-Raceway) 1313.8
G2 - Heat Generation Factor (Rib-Roller End) 179.2
Cg - Geometry Factor 0.143
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