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：2023-03-13
• Application:electric pump,Hydraulic Couplings,preservation equipment,training beds etc,Broadcasting System,mechanical annex,van,ventilator anesthesia machine etc,other lathe,Medical printer,fruit and vegetable processing
• Similar models:CYSD 7228DF ISO 7228C CX 7228A-UD SKF S7228CD/P4A NSK 7228A Timken 7228WNMBR CYSD 7228BDT NACHI 7228C NACHI 7228DT CYSD 7228CDF
• 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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