NN492 NSK Double row cylindrical roller bearings
Brand Name:NSK
Model Number:NN492
Series:475
Cone Part Number:479
Cup Part Number:472DS
Design Units:Imperial
Bearing Weight:7.95 lb
Cage Type:Stamped Steel
Ab - Cage-Cone Frontface Clearance:0.12 in
d:2.6250 in

Product Details

Series475
Cone Part Number479
Cup Part Number472DS
Design UnitsImperial
Bearing Weight7.95 lb
Cage TypeStamped Steel
Ab - Cage-Cone Frontface Clearance0.12 in
d2.6250 in
D5 in
B - Cone Width1.1420 in
C - Double Cup Width2.125 in
T - Bearing Width across Cones2.5625 in
R - Cone Backface To Clear Radius10.09 in
r - Cup Frontface To Clear Radius20.03 in
db - Cone Backface Backing Diameter3.07 in
Da - Cup Frontface Backing Diameter4.56 in
Aa - Cage-Cone Backface Clearance0.04 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)38360 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)456100 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)514600 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)65500 lbf
K - Factor71.52
e - ISO Factor80.38
Y1 - ISO Factor91.75
Y2 - ISO Factor102.61
G1 - Heat Generation Factor (Roller-Raceway)1177.2
G2 - Heat Generation Factor (Rib-Roller End)23
Cg - Geometry Factor120.108
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Company Profile

COOPER BEARING LIMITED
Phone +1-785-435-3678
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