Hitachi EX200-2 Excavator Slewing Bearing

Product Details

Series	HM231100
Cone Part Number	HM231136
Cup Part Number	HM231110
Design Units	Imperial
Bearing Weight	9.6 Kg
Cage Type	Stamped Steel
d	142.875 mm
D	236.538 mm
B - Cone Width	56.642 mm
C - Cup Width	44.450 mm
B	57.150 mm
R - Cone Backface To Clear Radius1	3.560 mm
r - Cup Backface To Clear Radius2	3.30 mm
da - Cone Frontface Backing Diameter	157.99 mm
db - Cone Backface Backing Diameter	162.05 mm
Da - Cup Frontface Backing Diameter	224.54 mm
Db - Cup Backface Backing Diameter	216.92 mm
Ab - Cage-Cone Frontface Clearance	4.8 mm
Aa - Cage-Cone Backface Clearance	3.6 mm
a - Effective Center Location3	-11.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4	34800 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5	134000 lbf
C0 - Static Radial Rating	210000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	19000 lbf
K - Factor7	1.83
e - ISO Factor8	0.32
Y - ISO Factor9	1.88
G1 - Heat Generation Factor (Roller-Raceway)	532.8
G2 - Heat Generation Factor (Rib-Roller End)	85.9
Cg - Geometry Factor	0.133