d - 1 mm

D - 3 mm

B - 1 mm

C - 1 mm

r min. - 0,07 mm

da min. - 1,6 mm

Da max. - 2,4 mm

ra max. - 0,05 mm

Weight - 3E-05 Kg

Basic dynamic load rating (C) - 0,1 kN

Basic static load rating (C0) - 0,03 kN

(Grease) Lubrication Speed - 130000 r/min

(Oil) Lubrication Speed - 150000 r/min

Calculation factor (f0) - 11,6

• Model Number:681
• Inner Diameter：1mm Outer Diameter：3mm Width：1mm
• Type：Deep Groove Ball Bearings
• Update date：2026-01-13
• Application:electrostatic protection,Automobile,medical equipment,meat products machine,Cutting Machine,Optical detection,medical equipment,food packaging,impression material,shaft milling machine,gear grinding machine
• Similar models:ZEN 681 CYSD 6816-2RS NACHI 6818N KOYO 6817Z KOYO 6812-2RU CYSD 6817-2RS CYSD 6810 FBJ 6810-2RS CYSD 6810-2RS NTN 6810LLU
• BEARING POWER International Trading Co.,Ltd. specialize in 681 products，there is large inventory of KOYO 681 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 681 Which KOYO 681 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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  23030CCK/W33	150	225	56	SKF	Spherical Roller Bearings
  32315	75	160	58	CRAFT	Tapered Roller Bearings
  430224XU	120	215	97	NTN	Tapered Roller Bearings
  7215B	75	130	25	NACHI	Angular Contact Ball Bearings
  7228 ADF	140	250	84	ISO	Angular Contact Ball Bearings
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  GE65-SW	65	100	22	INA	Plain Bearings
  GW209PPB4	39	85	30,18	Timken	Deep Groove Ball Bearings
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  PCMF 121407 E	12	14	7	SKF	Plain Bearings
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  AD5256	280	500	6.5000	American	CYLINDRICAL ROLLER BEARINGS
  H2320.307	100	130		FAG	ADAPTERS
  SN608	35		60	SKF	PILLOW BLOCKS
  RM-4	.5000	1.6250	.6250	CONSOLIDATED	SELF
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