11-251255/1-03150 Four-point Contact Ball Slewing Bearing With External Gear

Product Details

Series	02800
Cone Part Number	02876
Cup Part Number	02831
Design Units	Imperial
Bearing Weight	0.6 Kg
Cage Type	Stamped Steel
d	31.750 mm
D	80.963 mm
B - Cone Width	22.225 mm
C - Cup Width	17.463 mm
B	22.225 mm
R - Cone Backface To Clear Radius1	0.760 mm
r - Cup Backface To Clear Radius2	0.76 mm
da - Cone Frontface Backing Diameter	39.62 mm
db - Cone Backface Backing Diameter	39.88 mm
Da - Cup Frontface Backing Diameter	71.90 mm
Db - Cup Backface Backing Diameter	67.06 mm
Ab - Cage-Cone Frontface Clearance	3.1 mm
Aa - Cage-Cone Backface Clearance	0.8 mm
a - Effective Center Location3	-3.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4	3830 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5	14800 lbf
C0 - Static Radial Rating	16800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	2980 lbf
K - Factor7	1.29
e - ISO Factor8	0.45
Y - ISO Factor9	1.32
G1 - Heat Generation Factor (Roller-Raceway)	20.6
G2 - Heat Generation Factor (Rib-Roller End)	10.1
Cg - Geometry Factor	0.074