DC4918VW KOYO Full complement cylindrical roller bearings
Brand Name:KOYO
Model Number:DC4918VW
Series:LM78300
Cone Part Number:LM78349
Cup Part Number:LM78310A
Design Units:Imperial
Bearing Weight:0.20 Kg
Cage Type:Stamped Steel
d:34.989 mm
D:61.973 mm
PDF DC4918VW

Product Details

SeriesLM78300
Cone Part NumberLM78349
Cup Part NumberLM78310A
Design UnitsImperial
Bearing Weight0.20 Kg
Cage TypeStamped Steel
d34.989 mm
D61.973 mm
B - Cone Width17.000 mm
C - Cup Width13.599 mm
B16.701 mm
R - Cone Backface To Clear Radius13.560 mm
r - Cup Backface To Clear Radius21.52 mm
da - Cone Frontface Backing Diameter39.88 mm
db - Cone Backface Backing Diameter45.97 mm
Da - Cup Frontface Backing Diameter59.44 mm
Db - Cup Backface Backing Diameter54.10 mm
Ab - Cage-Cone Frontface Clearance1.8 mm
Aa - Cage-Cone Backface Clearance0.3 mm
a - Effective Center Location3-2.5 mm
C90 - Dynamic Radial Rating (90 million revolutions)42480 lbf
C1 - Dynamic Radial Rating (1 million revolutions)59560 lbf
C0 - Static Radial Rating11800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)61880 lbf
K - Factor71.31
e - ISO Factor80.44
Y - ISO Factor91.35
G1 - Heat Generation Factor (Roller-Raceway)16.1
G2 - Heat Generation Factor (Rib-Roller End)16.2
Cg - Geometry Factor0.0678
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Company Profile

FGDB Pump Machinery Equipment Co., Ltd.
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