NNCF4840V NSK Double row full complement cylindrical roller bearings

Brand Name: NSK
Model Number: NNCF4840V
Series: HM262700
Cone Part Number: HM262749V
Cup Part Number: HM262710
Design Units: Imperial
Bearing Weight: 55.80 Kg
Cage Type: Pin-Type
d: 346.075 mm
D: 488.950 mm
PDF NNCF4840V

Product Details

Series HM262700
Cone Part Number HM262749V
Cup Part Number HM262710
Design Units Imperial
Bearing Weight 55.80 Kg
Cage Type Pin-Type
d 346.075 mm
D 488.950 mm
B - Cone Width 95.250 mm
C - Cup Width 74.613 mm
B 95.253 mm
R - Cone Backface To Clear Radius1 6.35 mm
r - Cup Backface To Clear Radius2 3.30 mm
da - Cone Frontface Backing Diameter 367.03 mm
db - Cone Backface Backing Diameter 376.94 mm
Da - Cup Frontface Backing Diameter 467.36 mm
Db - Cup Backface Backing Diameter 455.93 mm
Ab - Cage-Cone Frontface Clearance 5.1 mm
Aa - Cage-Cone Backface Clearance 6.6 mm
a - Effective Center Location3 -6.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 116000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 446000 lbf
C0 - Static Radial Rating 845000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 66200 lbf
K - Factor7 1.74
e - ISO Factor8 0.33
Y - ISO Factor9 1.79
G1 - Heat Generation Factor (Roller-Raceway) 3646.2
G2 - Heat Generation Factor (Rib-Roller End) 341.8
Cg - Geometry Factor 0.2
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