d - 17 mm

D - 30 mm

B - 7 mm

d₁ - - 20.4 mm

D₂ - - 27.7 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 19 mm

d_a - max. - 20.3 mm

D_a - max. - 28 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 4.6 kN

Basic static load rating - C₀ - 2.6 kN

Fatigue load limit - P_u - 0.108 kN

Reference speed - 50000 r/min

Limiting speed - 26000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 14.7

Mass bearing - 0.018 kg

• Model Number:61903-2RZ
• Inner Diameter：30mm Outer Diameter：17mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:lathe,Seals,experimental equipment,small diesel generators,power source,meat products machine,Water Monitoring,vertical processing,electromagnet,shaft milling machine,Industrial
• Similar models:ZEN 61903 ZEN F61903-2Z ISO 61903ZZ CRAFT 61903 FAG 61903 SKF W61903-2RZ CRAFT 61903ZZ ZEN F61903 ISB 61903-2RS NKE 61903-2RSR
• BEARING POWER International Trading Co.,Ltd. specialize in 61903-2RZ products，there is large inventory of SKF 61903-2RZ . We has been built up long-term cooperation with SKF company, could make a bulk order of the 61903-2RZ Which SKF 61903-2RZ 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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  VEB 95 7CE1	95	130	18	SNFA	Angular Contact Ball Bearings
  SN608	35		60	STEYR	PILLOW BLOCKS