XU080430 Crossed Roller Bearings (380x480x26mm) Slewing Bearing

Series:	L521900
Cone Part Number:	L521949
Design Units:	Imperial
Cage Type:	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:	34800 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:	9020 lbf
d:	4.25 in
B - Cone Width:	0.8438 in
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Product Details

Series	L521900
Cone Part Number	L521949
Design Units	Imperial
Cage Type	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1	34800 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2	9020 lbf
d	4.25 in
B - Cone Width	0.8438 in
R - Cone Backface To Clear Radius3	0.06 in
da - Cone Frontface Backing Diameter	4.49 in
db - Cone Backface Backing Diameter	4.57 in
Ab - Cage-Cone Frontface Clearance	0.1 in
Aa - Cage-Cone Backface Clearance	0.01 in
a - Effective Center Location4	0.19 in
C90 - Dynamic Radial Rating (90 million revolutions)5	5180 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6	20000 lbf
C0 - Static Radial Rating	39400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7	3480 lbf
K - Factor8	1.49
G1 - Heat Generation Factor (Roller-Raceway)	152
G2 - Heat Generation Factor (Rib-Roller End)	108
Cg - Geometry Factor	0.135