d - 17 mm

D - 30 mm

B - 7 mm

d₁ - - 21 mm

D₁ - - 26.8 mm

D₂ - - 27.8 mm

D₃ - 32.5 mm

C - 1.5 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 19 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

Reference speed - 50000 r/min

Limiting speed - 32000 r/min

Calculation factor - k_r - 0.025

Calculation factor - f₀ - 14.8

Mass bearing - 0.0175 kg

• Model Number: W 61903 R
• Inner Diameter：30mm Outer Diameter：17mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-21
• Application:Broadcasting System,clean stationery,vacuum filter,Cylinder Type,shoe-making machinery,key lock,electric pump,forklift industry,nail products,medical equipment,food safety
• Similar models:ZEN 61903 ISO 61903-2RS NKE 61903 NKE 61903-2RSR ISB 61903 FAG 61903-2Z ZEN S61903-2RS ISB 61903-2RS CRAFT 61903-2RS ZEN F61903
• BEARING POWER International Trading Co.,Ltd. specialize in W61903R products，there is large inventory of SKF W 61903 R . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 61903 R Which SKF W61903R 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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  SBPP206	30		30	KOYO	Bearing Units
  UCT308	40			ISO	Bearing Units
  ZARF 40115 L TN	40	115	22,5	NBS	Complex Bearings
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