NNU41/670K3 NSK Double row cylindrical roller bearings
Brand Name:NSK
Model Number:NNU41/670K3
Series:745
Cone Part Number:749V
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:147000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:38200 lbf
d:3.3475 in
B - Cone Width:1.8375 in

Product Details

Series745
Cone Part Number749V
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1147000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)238200 lbf
d3.3475 in
B - Cone Width1.8375 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter2.95 in
db - Cone Backface Backing Diameter3.19 in
Ab - Cage-Cone Frontface Clearance0.08 in
Aa - Cage-Cone Backface Clearance0.05 in
a - Effective Center Location4-0.47 in
C90 - Dynamic Radial Rating (90 million revolutions)521900 lbf
C1 - Dynamic Radial Rating (1 million revolutions)684700 lbf
C0 - Static Radial Rating93800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)712200 lbf
K - Factor81.8
G1 - Heat Generation Factor (Roller-Raceway)159.6
G2 - Heat Generation Factor (Rib-Roller End)26.3
Cg - Geometry Factor0.0898
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Company Profile

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