AC644556B KOYO Single-row, matched pair angular contact ball bearings

Brand Name:KOYO
Model Number:AC644556B
Series:3300
Cone Part Number:3383
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11700 lbf
d:1.6250 in
B - Cone Width:1.1965 in
PDF AC644556B

Product Details

Series3300
Cone Part Number3383
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)145000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)211700 lbf
d1.6250 in
B - Cone Width1.1965 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter1.85 in
db - Cone Backface Backing Diameter2.13 in
Ab - Cage-Cone Frontface Clearance0.07 in
Aa - Cage-Cone Backface Clearance0.06 in
a - Effective Center Location4-0.43 in
C90 - Dynamic Radial Rating (90 million revolutions)56700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)625800 lbf
C0 - Static Radial Rating29100 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)73130 lbf
K - Factor82.14
G1 - Heat Generation Factor (Roller-Raceway)34.6
G2 - Heat Generation Factor (Rib-Roller End)12.1
Cg - Geometry Factor0.0744
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Company Profile

Phone 753-298-7732
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