4R7405 TIMKEN Four Row Cylindrical Roller Bearings NTN

Brand Name:	TIMKEN
Model Number:	4R7405
Series:	355
Cone Part Number:	357DW
Cup Part Number:	352X
Design Units:	Imperial
Bearing Weight:	3.4 lb
Cage Type:	Stamped Steel
Aa - Cage-Cone Backface Clearance:	0 in
d:	1.6875 in

Product Details

Series	355
Cone Part Number	357DW
Cup Part Number	352X
Design Units	Imperial
Bearing Weight	3.4 lb
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in
d	1.6875 in
D	3.5433 in
B - Double Cone Width	2.5620 in
C - Cup Width	0.8586 in
T - Bearing Width across Cups	2.1649 in
R - Cone Frontface To Clear Radius1	0.030 in
r - Cup Backface To Clear Radius2	0.090 in
da - Cone Frontface Backing Diameter	1.95 in
Db - Cup Backface Backing Diameter	3.07 in
Ab - Cage-Cone Frontface Clearance	-0.16 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3	4770 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4	32000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5	8310 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	2500 lbf
K - Factor7	1.91
e - ISO Factor8	0.31
Y1 - ISO Factor9	2.2
Y2 - ISO Factor10	3.28
Cg - Geometry Factor11	0.0732

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Fax	+65 6795 7418