3R8-79E9 Rotek Slewing Ring Bearings

Brand Name:Rotek
Model Number:3R8-79E9
Cone Part Number:LL420549
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:25400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:6590 lbf
d:4.0000 in
B - Cone Width:0.5938 in
R - Cone Backface To Clear Radius3:0.06 in

Product Details

Cone Part NumberLL420549
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)125400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)26590 lbf
d4.0000 in
B - Cone Width0.5938 in
R - Cone Backface To Clear Radius30.06 in
da - Cone Frontface Backing Diameter4.21 in
db - Cone Backface Backing Diameter4.29 in
Ab - Cage-Cone Frontface Clearance0.11 in
Aa - Cage-Cone Backface Clearance0.02 in
a - Effective Center Location40.22 in
C90 - Dynamic Radial Rating (90 million revolutions)53780 lbf
C1 - Dynamic Radial Rating (1 million revolutions)614600 lbf
C0 - Static Radial Rating23400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)72400 lbf
K - Factor81.58
G1 - Heat Generation Factor (Roller-Raceway)95.5
G2 - Heat Generation Factor (Rib-Roller End)89.7
Cg - Geometry Factor0.113
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Company Profile

Phone 722-298-7405
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