NACHI 749/742 bearing

Bearing 749/742

NACHI 749/742 bearing, Size: 150.089x85.027x44.450. NACHI 749/742 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearings 749/742

Bearing number : 749/742

Size (mm) : 150.089x85.027x44.450

Brand : NACHI

Bore Diameter (mm) : 150.089

Outer Diameter (mm) : 85.027

Width (mm) : 44.450

Bearing dimensions and specification in NACHI catalogue:

d - 85.027 mm

D - 150.089 mm

T - 44.450 mm

B - 46.672 mm

C - 36.512 mm

a - 11.9 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 3,2 Kg

Basic dynamic load rating (C) - 253000 kN

Basic static load rating (C0) - 345000 kN

(Grease) Lubrication Speed - 2400 r/min

(Oil) Lubrication Speed - 3200 r/min

Calculation factor (e) - 0.33

Calculation factor (Y0) - 1.0

Calculation factor (Y1) - 1.8

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