NNU4934 KOYO Double-row cylindrical roller bearings

Brand Name: KOYO
Model Number: NNU4934
Series: H247500
Cone Part Number: H247549
Cup Part Number: H247510
Design Units: Imperial
Bearing Weight: 50.000 Kg
Cage Type: Stamped Steel
d: 234.95 mm
D: 384.175 mm
PDF NNU4934

Product Details

Series H247500
Cone Part Number H247549
Cup Part Number H247510
Design Units Imperial
Bearing Weight 50.000 Kg
Cage Type Stamped Steel
d 234.95 mm
D 384.175 mm
B - Cone Width 112.713 mm
C - Cup Width 90.488 mm
B 112.713 mm
R - Cone Backface To Clear Radius1 6.35 mm
r - Cup Backface To Clear Radius2 6.35 mm
da - Cone Frontface Backing Diameter 259.08 mm
db - Cone Backface Backing Diameter 268.99 mm
Da - Cup Frontface Backing Diameter 363.70 mm
Db - Cup Backface Backing Diameter 345.95 mm
Ab - Cage-Cone Frontface Clearance 4.1 mm
Aa - Cage-Cone Backface Clearance 9.4 mm
a - Effective Center Location3 -27.9 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 97600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 377000 lbf
C0 - Static Radial Rating 699000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 55600 lbf
K - Factor7 1.76
e - ISO Factor8 0.33
Y - ISO Factor9 1.8
G1 - Heat Generation Factor (Roller-Raceway) 1960
G2 - Heat Generation Factor (Rib-Roller End) 148
Cg - Geometry Factor 0.164
View more

Company Profile

Phone 409-782-6227
View more

Recommended Products

All Products Contact Now