d - 240 mm

D - 440 mm

B - 85 mm

d₁ - - 316 mm

D₁ - - 364 mm

a - 340 mm

r_1,2 - min. - 4 mm

d_a - min. - 258 mm

D_a - max. - 422 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 663 kN

Basic static load rating - C₀ - 1220 kN

Fatigue load limit - P_u - 28 kN

Reference speed - 1500 r/min

Limiting speed - 2400 r/min

Calculation factor - k_a - 0.9

Calculation factor - e - 1.34

Calculation factor - X - 0.54

Calculation factor - Y₀ - 0.44

Calculation factor - Y₁ - 0.47

Calculation factor - Y₂ - 0.81

Mass bearing - 61 kg

• Model Number: QJ 1248 MA/344524
• Inner Diameter：440mm Outer Diameter：240mm Width：85mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:universal category,reducer,Vertical machining,flexible processing,Machine tool accessories,expectoration machine,survey accessories,chuck industry,physical instruments,Beauty and Body,car instrument
• Similar models:SKF QJ1248MA/344524 ISB QJ1248 ISO QJ1248 CX QJ1248
• BEARING POWER International Trading Co.,Ltd. specialize in QJ1248MA/344524 products，there is large inventory of SKF QJ 1248 MA/344524 . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 1248 MA/344524 Which SKF QJ1248MA/344524 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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