d - 17 mm

D - 40 mm

B - 12 mm

d₁ - - 23.5 mm

D₁ - - 32.5 mm

a - 20 mm

h - 2.5 mm

b - 3.5 mm

r₀ - 0.5 mm

r_1,2 - min. - 0.6 mm

d_a - min. - 21.2 mm

D_a - max. - 35.8 mm

r_a - max. - 0.6 mm

Basic dynamic load rating - C - 17 kN

Basic static load rating - C₀ - 11.4 kN

Fatigue load limit - P_u - 0.48 kN

Reference speed - 22000 r/min

Limiting speed - 30000 r/min

Calculation factor - k_a - 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 - 0.082 kg

• Model Number: QJ 203 N2MA
• Inner Diameter：40mm Outer Diameter：17mm Width：12mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:clean stationery,comprehensive experiment,surgical instruments,Animal Tracking,bathroom facilities,injection molding machine,sewage pump,pump accessories,rock drilling machinery,Spectrum Products,standing experimental equipment
• Similar models:SKF 7203CD/P4A NTN 5S-BNT203 KOYO 5203ZZ CYSD DAC3572034 KOYO 7203B Timken 5203K NACHI 7203DF NACHI 5203A AST 5203-2RS SKF QJ203N2MA
• BEARING POWER International Trading Co.,Ltd. specialize in QJ203N2MA products，there is large inventory of SKF QJ 203 N2MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 203 N2MA Which SKF QJ203N2MA 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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