d - 35 mm

D - 80 mm

B - 21 mm

d₁ - - 46.2 mm

D₁ - - 64.3 mm

a - 40 mm

r_1,2 - min. - 1.5 mm

d_a - min. - 44 mm

D_a - max. - 71 mm

r_a - max. - 1.5 mm

Basic dynamic load rating - C - 64 kN

Basic static load rating - C₀ - 51 kN

Fatigue load limit - P_u - 2.2 kN

Reference speed - 11000 r/min

Limiting speed - 15000 r/min

Calculation factor - k_a - 1.1

Calculation factor - e - 0.95

Calculation factor - X - 0.6

Calculation factor - Y₀ - 0.58

Calculation factor - Y₁ - 0.66

Calculation factor - Y₂ - 1.07

Mass bearing - 0.57 kg

• Model Number: QJ 307 MA
• Inner Diameter：80mm Outer Diameter：35mm Width：21mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:Workpiece,Cylinder Standard,crimping tools,Forging machine,food add,Pest Monitoring,Display Devices,molding machine,comprehensive experiment,test equipment,orthodontic material
• Similar models:ILJIN IJ123078 SKF 3307ATN9 SKF E2.3307A-2Z NKE 7307-BE-TVP PFI PHU3075 NKE 7307-BE-MP NTN 7307C ZEN 3307-2RS CX 7307C NTN 7307BDF
• BEARING POWER International Trading Co.,Ltd. specialize in QJ307MA products，there is large inventory of SKF QJ 307 MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 307 MA Which SKF QJ307MA 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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