NNU4084-1 KOYO Double-row cylindrical roller bearings
Brand Name:KOYO
Model Number:NNU4084-1
Series:33000
Cone Part Number:33287A
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:54200 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:14000 lbf
d:2.8750 in
B - Cone Width:1.1875 in
PDF NNU4084-1

Product Details

Series33000
Cone Part Number33287A
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)154200 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)214000 lbf
d2.8750 in
B - Cone Width1.1875 in
R - Cone Backface To Clear Radius30.010 in
da - Cone Frontface Backing Diameter3.19 in
db - Cone Backface Backing Diameter3.23 in
Ab - Cage-Cone Frontface Clearance0.07 in
Aa - Cage-Cone Backface Clearance0.07 in
a - Effective Center Location4-0.11 in
C90 - Dynamic Radial Rating (90 million revolutions)58060 lbf
C1 - Dynamic Radial Rating (1 million revolutions)631100 lbf
C0 - Static Radial Rating44300 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)76020 lbf
K - Factor81.34
G1 - Heat Generation Factor (Roller-Raceway)84.2
G2 - Heat Generation Factor (Rib-Roller End)25.9
Cg - Geometry Factor0.116
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Company Profile

FGDB Pump Machinery Equipment Co., Ltd.
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