d - 4 mm

D - 9 mm

B - 2.5 mm

d₁ - - 5.2 mm

D₁ - - 7.5 mm

r_1,2 - min. - 0.1 mm

d_a - min. - 4.6 mm

D_a - max. - 8.4 mm

r_a - max. - 0.1 mm

Basic dynamic load rating - C - 0.423 kN

Basic static load rating - C₀ - 0.116 kN

Fatigue load limit - P_u - 0.005 kN

Reference speed - 140000 r/min

Limiting speed - 85000 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 6.5

Mass bearing - 0.0007 kg

• Model Number:618/4
• Inner Diameter：9mm Outer Diameter：4mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-03
• Application:stacker lift platform,other mold,non-ferrous metal alloy,granulator,sewage pump,drawing die,intermediate,sanitation facilities,bathroom facilities,water,Automobile
• Similar models:FAG 61807 NKE 61802-2Z ISB 61803-2RS SKF W61809 ISB SS61810 ISO 61815-2RS NKE 61819 NKE 61801-2Z ISB SS61809 SKF W61814-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 618/4 products，there is large inventory of SKF 618/4 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 618/4 Which SKF 618/4 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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