Oil and Gas Equipment Bearings TB-8026 for Varco and Tesco Top drive

Product Details

Series	L217800
Cone Part Number	L217845D
Cup Part Number	L217810
Design Units	Imperial
Bearing Weight	3.7 lb
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in
d	3.3750 in
D	4.8750 in
B - Double Cone Width	1.7500 in
C - Cup Width	0.6563 in
T - Bearing Width across Cups	1.6250 in
R - Cone Frontface To Clear Radius1	0.030 in
r - Cup Backface To Clear Radius2	0.06 in
da - Cone Frontface Backing Diameter	3.66 in
Db - Cup Backface Backing Diameter	4.57 in
Ab - Cage-Cone Frontface Clearance	0.04 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3	5400 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4	36300 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5	9400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	3050 lbf
K - Factor7	1.77
e - ISO Factor8	0.33
Y1 - ISO Factor9	2.05
Y2 - ISO Factor10	3.05
G1 - Heat Generation Factor (Roller-Raceway)11	111
G2 - Heat Generation Factor (Rib-Roller End)	74.7
Cg - Geometry Factor12	0.115