74550-50030/74850-50000 Tapered Roller Assemblies Cylindrical Roller Bearings Interchange 2018 NEW

Cone Part Number:	L68149A
Design Units:	Imperial
Cage Type:	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:	17800 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:	4620 lbf
d:	1.3775 in
B - Cone Width:	0.6600 in
R - Cone Backface To Clear Radius3:	0.03 in

Product Details

Cone Part Number	L68149A
Design Units	Imperial
Cage Type	Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1	17800 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2	4620 lbf
d	1.3775 in
B - Cone Width	0.6600 in
R - Cone Backface To Clear Radius3	0.03 in
da - Cone Frontface Backing Diameter	1.57 in
db - Cone Backface Backing Diameter	1.61 in
Ab - Cage-Cone Frontface Clearance	0.06 in
Aa - Cage-Cone Backface Clearance	0.01 in
a - Effective Center Location4	-0.1 in
C90 - Dynamic Radial Rating (90 million revolutions)5	2650 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6	10200 lbf
C0 - Static Radial Rating	11000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7	1890 lbf
K - Factor8	1.4
G1 - Heat Generation Factor (Roller-Raceway)	15.7
G2 - Heat Generation Factor (Rib-Roller End)	14.7
Cg - Geometry Factor	0.0657