d - 17 mm

D - 30 mm

B - 7 mm

d₁ - - 21 mm

D₂ - - 27.8 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 19 mm

d_a - max. - 20.5 mm

D_a - max. - 28.5 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 4 kN

Basic static load rating - C₀ - 2.6 kN

Fatigue load limit - P_u - 0.108 kN

Limiting speed - 14000 r/min

Calculation factor - k_r - 0.025

Calculation factor - f₀ - 14.8

Mass bearing - 0.0173 kg

• Model Number: W 61903-2RS1
• Inner Diameter：30mm Outer Diameter：17mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:electronic components,machine tool spindle,medical equipment,rubber products machinery and equipment,safety testing,Workpiece,Broadcasting System,survey accessories,construction machinery and equipment,test strip,Broadcasting System
• Similar models:ISB SS61903 SKF 61903 ZEN F61903-2Z SKF W61903-2RS1 ZEN S61903-2Z ZEN S61903 SKF W61903-2Z ZEN 61903 CRAFT 61903 SKF W61903R
• BEARING POWER International Trading Co.,Ltd. specialize in W61903-2RS1 products，there is large inventory of SKF W 61903-2RS1 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 61903-2RS1 Which SKF W61903-2RS1 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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