d - 45 mm

D - 100 mm

B - 25 mm

d₁ - - 58 mm

D₁ - - 81.2 mm

a - 51 mm

r_1,2 - min. - 1.5 mm

d_a - min. - 54 mm

D_a - max. - 91 mm

r_a - max. - 1.5 mm

Basic dynamic load rating - C - 100 kN

Basic static load rating - C₀ - 83 kN

Fatigue load limit - P_u - 3.6 kN

Reference speed - 9000 r/min

Limiting speed - 12000 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 - 1.05 kg

• Model Number: QJ 309 MA
• Inner Diameter：100mm Outer Diameter：45mm Width：25mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-13
• Application:sucker industry,Hydraulic Rama,flow control valve,sawing machine,reinforced machinery,Workpiece,tapered grinder,light therapy instrument,Automobile,Traffic Fire Protection Equipment Security equipment,ship special
• Similar models:AST 5309 ISB 3309-2RS INA F-230972.7 FAG 3309-DA CX Q309 PFI PHU3098 NACHI 7309CDF Timken 5309WD CX 7309A CYSD 7309BDT
• BEARING POWER International Trading Co.,Ltd. specialize in QJ309MA products，there is large inventory of SKF QJ 309 MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 309 MA Which SKF QJ309MA 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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