d - 4 mm

D - 9 mm

B - 4 mm

C - 4 mm

r min. - 0,15 mm

r1 min. - 0,15 mm

da min. - 5,2 mm

Da max. - 7,8 mm

ra max. - 0,1 mm

Weight - 0,0006 Kg

Basic dynamic load rating (C) - 0,64 kN

Basic static load rating (C0) - 0,23 kN

(Grease) Lubrication Speed - 59000 r/min

Calculation factor (f0) - 12,8

• Model Number: W684ZZ
• Inner Diameter：4mm Outer Diameter：9mm Width：4mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:chemical raw materials and reagents,Embroidery,ventilation heating equipment,container finishing,Machine tools,car shock absorber,CNC,Workpiece,metallurgical mold,historical instruments,Seals
• Similar models:ISO 684AZZ CYSD 6840-RS NSK 6840 NTN W684ASSA KOYO 684/1BZ CYSD 6848 KOYO SB684556 NTN F-FLW684ASSA CYSD 6840-2RS FBJ F684
• BEARING POWER International Trading Co.,Ltd. specialize in W684ZZ products，there is large inventory of KOYO W684ZZ . We has been built up long-term cooperation with KOYO company, could make a bulk order of the W684ZZ Which KOYO W684ZZ 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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  RM-27	3.3750	7.5000	1.5625	CONSOLIDATED	SELF