d - 220 mm

D - 400 mm

B - 78 mm

d₁ - - 287 mm

D₁ - - 333 mm

a - 310 mm

h - 12.7 mm

b - 10.55 mm

r₀ - 2 mm

r_1,2 - min. - 4 mm

d_a - min. - 238 mm

D_a - max. - 382 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 364 kN

Basic static load rating - C₀ - 1020 kN

Fatigue load limit - P_u - 24.5 kN

Reference speed - 1800 r/min

Limiting speed - 1800 r/min

Calculation factor - k_a - 0.9

Calculation factor - e - 1.34

Calculation factor - X - 0.33

Calculation factor - Y₀ - 0.44

Calculation factor - Y₁ - 0.47

Calculation factor - Y₂ - 0.81

Mass bearing - 45.5 kg

• Model Number: QJ 1244 N2MA
• Inner Diameter：400mm Outer Diameter：220mm Width：78mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-24
• Application:Oral Image,Display Devices,rehabilitation training equipment,die casting mold,Digital Generator,Hairbrush device,orthodontic material,cleaning agent,tapered grinder,relay,Broadcasting System
• Similar models:ISO QJ1244 INA ZKLR1244-2RS SKF QJ1244N2MA ISB QJ1244 CX QJ1244
• BEARING POWER International Trading Co.,Ltd. specialize in QJ1244N2MA products，there is large inventory of SKF QJ 1244 N2MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 1244 N2MA Which SKF QJ1244N2MA 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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