30321 NSK Double Direction Thrust Bearings
Brand Name:NSK
Model Number:30321
Cone Part Number:544091
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:93000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:24100 lbf
d:9.1250 in
B - Cone Width:1.2500 in
R - Cone Backface To Clear Radius3:0.14 in

Product Details

Cone Part Number544091
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)193000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)224100 lbf
d9.1250 in
B - Cone Width1.2500 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter9.57 in
db - Cone Backface Backing Diameter9.72 in
Ab - Cage-Cone Frontface Clearance0.15 in
Aa - Cage-Cone Backface Clearance0.13 in
a - Effective Center Location40.62 in
C90 - Dynamic Radial Rating (90 million revolutions)513900 lbf
C1 - Dynamic Radial Rating (1 million revolutions)653400 lbf
C0 - Static Radial Rating103000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)79530 lbf
K - Factor81.45
G1 - Heat Generation Factor (Roller-Raceway)648.6
G2 - Heat Generation Factor (Rib-Roller End)279.2
Cg - Geometry Factor0.117
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Company Profile

GENERAL BEARING IMPORT COMPANY
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