d - 140 mm

D - 250 mm

B - 42 mm

d₁ - - 183.3 mm

d₂ - - 163.6 mm

D₁ - - 209.55 mm

a - 103 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 1.1 mm

d_a - min. - 154 mm

D_a - max. - 236 mm

D_b - max. - 243 mm

r_a - max. - 2.5 mm

r_b - max. - 1 mm

Basic dynamic load rating - C - 199 kN

Basic static load rating - C₀ - 212 kN

Fatigue load limit - P_u - 6.4 kN

Reference speed - 3000 r/min

Limiting speed - 3000 r/min

Calculation factor - k_r - 0.08

Calculation factor - k_a - 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 - 8.85 kg

• Model Number: 7228 BM
• Inner Diameter：250mm Outer Diameter：140mm Width：42mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:Other Measurements,shoe-making machinery,Laser Cutting,instrument,Body shaping,Embroidery,Antenna Potentials,industrial supplies,hydraulic cylinder,wire industry,Antenna Industry
• Similar models:ISO 7228C FAG HCB7228-E-T-P4S ISO 7228ADF CX 7228B-UD NACHI 7228DT NACHI 7228 NACHI 7228CDF NKE 7228-B-MP FAG 7228-B-MP ISB 7228B
• BEARING POWER International Trading Co.,Ltd. specialize in 7228BM products，there is large inventory of SKF 7228 BM . We has been built up long-term cooperation with SKF company, could make a bulk order of the 7228 BM Which SKF 7228BM is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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