4R5221 TIMKEN Four Row Cylindrical Roller Bearings NTN

Brand Name:	TIMKEN
Model Number:	4R5221
Series:	495
Cone Part Number:	495AA
Cup Part Number:	493D
Design Units:	Imperial
Bearing Weight:	9.72 lb
Cage Type:	Stamped Steel
Ab - Cage-Cone Frontface Clearance:	0.12 in
d:	2.6250 in

Product Details

Series	495
Cone Part Number	495AA
Cup Part Number	493D
Design Units	Imperial
Bearing Weight	9.72 lb
Cage Type	Stamped Steel
Ab - Cage-Cone Frontface Clearance	0.12 in
d	2.6250 in
D	5.3750 in
B - Cone Width	1.1720 in
C - Double Cup Width	2.125 in
T - Bearing Width across Cones	2.7500 in
R - Cone Backface To Clear Radius1	0.14 in
r - Cup Frontface To Clear Radius2	0.03 in
db - Cone Backface Backing Diameter	3.35 in
Da - Cup Frontface Backing Diameter	5.16 in
Aa - Cage-Cone Backface Clearance	0.07 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3	9000 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4	60500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5	15700 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	6850 lbf
K - Factor7	1.31
e - ISO Factor8	0.44
Y1 - ISO Factor9	1.52
Y2 - ISO Factor10	2.26
Cg - Geometry Factor11	0.125

Phone	+65 6795 7418
Fax	+65 6795 7418