91-20 0411/1-07113 Four-point Contact Ball Slewing Bearing With External Gear

Product Details

Series	HM804800
Cone Part Number	HM804846
Cup Part Number	HM804811-B
Design Units	Imperial
Bearing Weight	2.2 lb
Cage Type	Stamped Steel
d	1.8750 in
D	3.7500 in
D1 - Flange Outer Diameter	3.9640 in
B - Cone Width	1.1563 in
C - Cup Width	0.9457 in
C1 - Cup Flange Width	0.1969 in
T1 - Bearing Width	1.1874 in
T - Bearing Width to Flange	0.4386 in
R - Cone Backface To Clear Radius1	0.14 in
r - Cup Backface To Clear Radius2	0.130 in
da - Cone Frontface Backing Diameter	2.26 in
db - Cone Backface Backing Diameter	2.6 in
Da - Cup Frontface Backing Diameter	3.68 in
Ab - Cage-Cone Frontface Clearance	0.14 in
Aa - Cage-Cone Backface Clearance	0.03 in
a - Effective Center Location3	-0.15 in
C90 - Dynamic Radial Rating (90 million revolutions)4	8590 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5	33100 lbf
C0 - Static Radial Rating	35400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	8030 lbf
K - Factor7	1.07
e - ISO Factor8	0.55
Y - ISO Factor9	1.1
G1 - Heat Generation Factor (Roller-Raceway)10	44.8
G2 - Heat Generation Factor (Rib-Roller End)	14.6
Cg - Geometry Factor11	0.102