SKF 729 CD/HCP4A Angular Contact Ball Bearings

SKF 729 CD/HCP4A Angular Contact Ball Bearings with easy-to-use 678 Bearing Part Number parts graphics, giving you the ability Clear Anodize Holder Surface Treatment to check parts availability, Angular Contact Ball Bearings No Bearing Retained pricing, examine remanufactured options.

What is 729 CD/HCP4A bearing interchange?

Brand Name: SKF
Model Number: 729 CD/HCP4A
Series: 28000
Cone Part Number: 28156
Cup Part Number: 28300
Design Units: Imperial
Bearing Weight: 0.4 Kg
Cage Type: Stamped Steel
d: 39.980 mm
D: 76.2 mm
PDF 729 CD/HCP4A

Product Details

Series 28000
Cone Part Number 28156
Cup Part Number 28300
Design Units Imperial
Bearing Weight 0.4 Kg
Cage Type Stamped Steel
d 39.980 mm
D 76.2 mm
B - Cone Width 19.649 mm
C - Cup Width 15.507 mm
B 19.347 mm
R - Cone Backface To Clear Radius1 2.290 mm
r - Cup Backface To Clear Radius2 1.27 mm
da - Cone Frontface Backing Diameter 44.96 mm
db - Cone Backface Backing Diameter 49.02 mm
Da - Cup Frontface Backing Diameter 71.88 mm
Db - Cup Backface Backing Diameter 68.07 mm
Ab - Cage-Cone Frontface Clearance 1.8 mm
Aa - Cage-Cone Backface Clearance 0.3 mm
a - Effective Center Location3 -3.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 4390 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 16900 lbf
C0 - Static Radial Rating 15500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 3020 lbf
K - Factor7 1.45
e - ISO Factor8 0.4
Y - ISO Factor9 1.49
G1 - Heat Generation Factor (Roller-Raceway) 20.7
G2 - Heat Generation Factor (Rib-Roller End) 12.5
Cg - Geometry Factor 0.0709
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