Bearing 749A/743 (NSK)

Tapered roller bearings 749A/743

Bearing number : 749A/743

Size (mm) : 82.55x150x44.455

Brand : NSK

Bore Diameter (mm) : 82,55

Outer Diameter (mm) : 150

Width (mm) : 44,455

Bearing dimensions and specification in NSK catalogue:

d - 82,55 mm

D - 150 mm

T - 44,455 mm

B - 46,672 mm

C - 35 mm

ra1 max. - 3,3 mm

a - 32,5 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 134 mm

db - 93 mm

ra max. - 3,5 mm

da - 99 mm

Db - 142 mm

Weight - 3,3 Kg

Basic dynamic load rating (C) - 265 kN

Basic static load rating (C0) - 370 kN

(Grease) Lubrication Speed - 2400 r/min

(Oil) Lubrication Speed - 3200 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1

Calculation factor (Y1) - 1,8

Designation

Bore Dia, mm

Outer Dia, mm: