NNU4938 KOYO Double-row cylindrical roller bearings - FGDB Pump Machinery Equipment Co., Ltd.

FGDB Pump Machinery Equipment Co., Ltd.: PAKER Piston Pump Rexroth check valve Rexroth Solenoid directional valve

English

✖

Stock Categories

Technical Articles

PAKER Piston Pump

Rexroth check valve

Rexroth Solenoid directional valve

Home>Products>Single-row Deep Groove Ball Bearings>NNU4938 KOYO Double-row cylindrical roller bearings image

NNU4938 KOYO Double-row cylindrical roller bearings image

Back to product page

You Might Also Like

NNU4938 KOYO Double-row cylindrical roller bearings Specification details

Series:LL382100
Cone Part Number:LL382149
Cup Part Number:LL382110
Design Units:Imperial
Bearing Weight:54.8 Kg
Cage Type:Stamped Steel
d:698.500 mm
D:819.150 mm
B - Cone Width:63.5 mm
C - Cup Width:50.800 mm
B:63.5 mm
R - Cone Backface To Clear Radius1:3.300 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:717.04 mm
db - Cone Backface Backing Diameter:720.09 mm
Da - Cup Frontface Backing Diameter:803.91 mm
Db - Cup Backface Backing Diameter:791.97 mm
Ab - Cage-Cone Frontface Clearance:0.8 mm
Aa - Cage-Cone Backface Clearance:5.3 mm
a - Effective Center Location3:54.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:61500 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:237000 lbf
C0 - Static Radial Rating:716000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:36800 lbf
K - Factor7:1.67
e - ISO Factor8:0.35
Y - ISO Factor9:1.72
G1 - Heat Generation Factor (Roller-Raceway):9940
G2 - Heat Generation Factor (Rib-Roller End):2090.8
Cg - Geometry Factor:0.274

Contact Us

FGDB Pump Machinery Equipment Co., Ltd.: Address5625 South Layton Road Anderson Indiana 46011, U.S.A.; Phone(Working Time); Fax

✖

Stock Categories

Technical Articles

PAKER Piston Pump

Rexroth check valve

Rexroth Solenoid directional valve

Contact Us