d - 7 mm

D - 14 mm

B - 3,5 mm

C - 3,5 mm

r min. - 0,15 mm

r1 min. - 0,15 mm

da min. - 8,2 mm

Da max. - 12,8 mm

ra max. - 0,15 mm

Weight - 0,002 Kg

Basic dynamic load rating (C) - 1,15 kN

Basic static load rating (C0) - 0,51 kN

(Grease) Lubrication Speed - 45000 r/min

(Oil) Lubrication Speed - 54000 r/min

Calculation factor (f0) - 14,2

• Model Number:687
• Inner Diameter：7mm Outer Diameter：14mm Width：3,5mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-08
• Application:filter paper products,CNC,defogging and degreasing,forming machine,Optical Instruments,medical equipment,expectoration machine,Technical Equipment,Machine tool accessories,Plastic molding,switch
• Similar models:KOYO 687 AST F687H ZEN F687-2Z FBJ F687 NTN FL687A Timken 180BIC687 ZEN 687 ZEN S687-2Z NSK F687DD NTN 687A
• BEARING POWER International Trading Co.,Ltd. specialize in 687 products，there is large inventory of KOYO 687 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 687 Which KOYO 687 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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