SKF 728 CD/HCP4A Angular Contact Ball Bearings

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Brand Name: SKF
Model Number: 728 CD/HCP4A
Series: 835
Cone Part Number: 838
Design Units: Imperial
Cage Type: Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: 160000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: 41500 lbf
d: 3.1875 in
B - Cone Width: 2.2190 in
PDF 728 CD/HCP4A

Product Details

Series 835
Cone Part Number 838
Design Units Imperial
Cage Type Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 160000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 41500 lbf
d 3.1875 in
B - Cone Width 2.2190 in
R - Cone Backface To Clear Radius3 0.03 in
da - Cone Frontface Backing Diameter 3.66 in
db - Cone Backface Backing Diameter 3.7 in
Ab - Cage-Cone Frontface Clearance 0.1 in
Aa - Cage-Cone Backface Clearance 0.13 in
a - Effective Center Location4 -0.73 in
C90 - Dynamic Radial Rating (90 million revolutions)5 23800 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6 92000 lbf
C0 - Static Radial Rating 117000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 12200 lbf
K - Factor8 1.95
G1 - Heat Generation Factor (Roller-Raceway) 197.9
G2 - Heat Generation Factor (Rib-Roller End) 34.8
Cg - Geometry Factor 0.0937
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