8 mm x 24 mm x 8 mm NMB PBR8EFN self aligning ball bearings

Request A In Stock Availability: Quote For Your BEARING-SINGAPORE (PTE)LTD. Special 8 mm x 24 mm x 8 mm NMB PBR8EFN self aligning ball bearings Needs 8 mm x 24 mm x 8 mm Today! Free NMB Bearing Quotes. ISO 9001 certified.

What is PBR8EFN bearing interchange?

Brand Name: NMB
Model Number: PBR8EFN
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 PBR8EFN

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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