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SKF QJ248N2MA bearing

Bearing QJ 248 N2MA Bearing QJ 248 N2MA

SKF QJ248N2MA, Size: 240x440x72. SKF QJ248N2MA are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings, four-point contact ball bearings QJ 248 N2MA

Bearing number : QJ 248 N2MA

Size (mm) : 240x440x72

Brand : SKF

Bore Diameter (mm) : 240

Outer Diameter (mm) : 440

Width (mm) : 72

Bearing dimensions and specification in SKF catalogue:

d - 240 mm

D - 440 mm

B - 72 mm

d1 - - 315 mm

D1 - - 365 mm

a - 238 mm

h - 12.5 mm

b - 15 mm

r0 - 2.5 mm

r1,2 - min. - 4 mm

da - min. - 258 mm

Da - max. - 422 mm

ra - max. - 3 mm

Basic dynamic load rating - C - 650 kN

Basic static load rating - C0 - 1200 kN

Fatigue load limit - Pu - 27.5 kN

Reference speed - 1500 r/min

Limiting speed - 2400 r/min

Calculation factor - ka - 1

Calculation factor - e - 0.95

Calculation factor - X - 0.6

Calculation factor - Y0 - 0.58

Calculation factor - Y1 - 0.66

Calculation factor - Y2 - 1.07

Mass bearing - 53.2 kg

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