Hitachi EX200-1 Excavator Slewing Bearing

Series:	81000
Cone Part Number:	81590
Design Units:	Imperial
Cage Type:	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:	157000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:	40800 lbf
d:	5.9055 in
B - Cone Width:	1.9687 in
PDF

Product Details

Series	81000
Cone Part Number	81590
Design Units	Imperial
Cage Type	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1	157000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2	40800 lbf
d	5.9055 in
B - Cone Width	1.9687 in
R - Cone Backface To Clear Radius3	0.14 in
da - Cone Frontface Backing Diameter	6.42 in
db - Cone Backface Backing Diameter	6.65 in
Ab - Cage-Cone Frontface Clearance	0.03 in
Aa - Cage-Cone Backface Clearance	0.31 in
a - Effective Center Location4	-0.21 in
C90 - Dynamic Radial Rating (90 million revolutions)5	23400 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6	90300 lbf
C0 - Static Radial Rating	134000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7	14100 lbf
K - Factor8	1.66
G1 - Heat Generation Factor (Roller-Raceway)	413
G2 - Heat Generation Factor (Rib-Roller End)	98.4
Cg - Geometry Factor	0.125