KOYO 744R/742 Bearing Specifications

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Bearing 744R/742

Bearing number : 744R/742

Size (mm) : 73.025x150.089x44.45

Brand : KOYO

Bore Diameter (mm) : 73,025

Outer Diameter (mm) : 150,089

Width (mm) : 44,45

Bearing dimensions and specification in KOYO catalogue:

d - 73,025 mm

D - 150,089 mm

T - 44,45 mm

B - 46,672 mm

C - 36,512 mm

a - 32,4 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 91 mm

Da - 134 mm

db min - 85 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 142 mm

Weight - 3,73 Kg

Basic dynamic load rating (C) - 264 kN

Basic static load rating (C0) - 368 kN

(Grease) Lubrication Speed - 2500 r/min

(Oil) Lubrication Speed - 3400 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1,01

Calculation factor (Y1) - 1,84

Tags :  KOYO , 73.025x150.089x44.45