SKF 7256BM bearing

Bearing 7256 BM Bearing 7256 BM

SKF 7256BM bearing, Size: 280x500x80. SKF 7256BM 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, single row 7256 BM

Bearing number : 7256 BM

Size (mm) : 280x500x80

Brand : SKF

Bore Diameter (mm) : 280

Outer Diameter (mm) : 500

Width (mm) : 80

Bearing dimensions and specification in SKF catalogue:

d - 280 mm

D - 500 mm

B - 80 mm

d1 - - 367.7 mm

d2 - - 328.07 mm

D1 - - 417.7 mm

a - 204 mm

r1,2 - min. - 5 mm

r3,4 - min. - 2 mm

da - min. - 300 mm

Da - max. - 480 mm

Db - max. - 489 mm

ra - max. - 4 mm

rb - max. - 2 mm

Basic dynamic load rating - C - 507 kN

Basic static load rating - C0 - 830 kN

Fatigue load limit - Pu - 17.6 kN

Reference speed - 1400 r/min

Limiting speed - 1400 r/min

Calculation factor - kr - 0.08

Calculation factor - ka - 1.2

Calculation factor - e - 1.14

Calculation factor - X - 0.57

Calculation factor - Y0 - 0.52

Calculation factor - Y1 - 0.55

Calculation factor - Y2 - 0.93

Calculation factor - X - 0.35

Calculation factor - Y0 - 0.26

Calculation factor - Y1 -

Calculation factor - Y2 - 0.57

Mass bearing - 67.5 kg

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