d - 8 mm

D - 16 mm

B - 4 mm

C - 4 mm

r min. - 0,2 mm

r1 min. - 0,2 mm

C1 - 1 mm

D1 - 18 mm

D2 - 18 mm

ba min. - 9,6 mm

ra max. - 0,2 mm

C2 - 1,1 mm

Weight - 0,0036 Kg

Basic dynamic load rating (C) - 1,25 kN

Basic static load rating (C0) - 0,59 kN

(Grease) Lubrication Speed - 42000 r/min

(Oil) Lubrication Speed - 50000 r/min

Calculation factor (f0) - 14,8

• Model Number: F688
• Inner Diameter：8mm Outer Diameter：16mm Width：4mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:boring bar boring bar,mechanical annex,tube,hardware,Hydraulic Rama,quality inspection equipment,shaft milling machine,Pneumatic Control Valves,building decoration raw materials and accessories,chemical instruments,molding machine
• Similar models:NTN W688AZ ZEN S688-2RSW4 ZEN S688-2RS ZEN SF688 NSK 688AZZ1 AST 688HZZ NTN F-FLW688AZ ZEN 688-2RS ZEN 688W6 NTN 6884D2
• BEARING POWER International Trading Co.,Ltd. specialize in F688 products，there is large inventory of KOYO F688 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the F688 Which KOYO F688 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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  7032 B-UX	160	240	76	CX	Angular Contact Ball Bearings
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  NNU4952	260	360	100	ISO	Cylindrical Roller Bearings
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  SL045008	40	68	38	ISO	Cylindrical Roller Bearings
  TME55	55			INA	Bearing Units
  C2314	70	150	51	FAG	TOROIDAL ROLLER BEARINGS
  6312	60	130	31	FAG	DEEP GROOVE BALL BEARINGS
  U1220E	100	180	34	Rollway	CYLINDRICAL ROLLER BEARINGS
  MP65				RIV	THRUST BALL BEARINGS
  KG250CPO	25.0000	27.0000	1.0000	KAYDON	DEEP GROOVE BALL BEARINGS
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  KB60	60	90	125	NB	LINEAR RECIRCULATING BALL BEARINGS
  292/630EM	630	850		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS