7210 CDGB/P4A Precision Ball Bearings 2018 top 10

Series:28900
Cone Part Number:28985
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:41500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:10800 lbf
d:2.3750 in
B - Cone Width:1.0000 in

Product Details

Series28900
Cone Part Number28985
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)141500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)210800 lbf
d2.3750 in
B - Cone Width1.0000 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter2.64 in
db - Cone Backface Backing Diameter2.87 in
Ab - Cage-Cone Frontface Clearance0.09 in
Aa - Cage-Cone Backface Clearance0.05 in
a - Effective Center Location4-0.1 in
C90 - Dynamic Radial Rating (90 million revolutions)56180 lbf
C1 - Dynamic Radial Rating (1 million revolutions)623800 lbf
C0 - Static Radial Rating33500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)74500 lbf
K - Factor81.37
G1 - Heat Generation Factor (Roller-Raceway)60.1
G2 - Heat Generation Factor (Rib-Roller End)24.5
Cg - Geometry Factor0.103
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Company Profile

Worktime 9.00--18.00
Phone 0065-31591338
Fax 0065-31591338
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