d - 1 mm

D - 3 mm

B - 1 mm

C - 1 mm

r min. - 0,07 mm

C1 - 0,3 mm

D1 - 3,8 mm

ba min. - 1,6 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:F681
• Inner Diameter：1mm Outer Diameter：3mm Width：1mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-05
• Application:engineering machine,Insect Count,extruder,scientific instruments,Generator,internal combustion engine,extruder,animal anatomy,Anti-defibrillation pacing,construction machinery and equipment,tire industry
• Similar models:FBJ 6817 NSK 6813VV CYSD 6810-2RZ NACHI 6814 NTN 6815ZZ NACHI 6817Z NSK 6816DDU NSK 6810VV CYSD 6810NR NTN 6818LLB
• BEARING POWER International Trading Co.,Ltd. specialize in F681 products，there is large inventory of KOYO F681 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the F681 Which KOYO F681 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  145RNPH2401	145	240	89	NSK	Cylindrical Roller Bearings
  2207	35	72	23	NKE	Self-Aligning Ball Bearings
  231/850B	850	1360	400	NTN	Spherical Roller Bearings
  30BER19X	30	47	9	NSK	Angular Contact Ball Bearings
  5205ZZ	25	52	20,6	CYSD	Angular Contact Ball Bearings
  7209 A	45	85	19	ISO	Angular Contact Ball Bearings
  BC4B 322497/HA4	870	600	578	SKF	Cylindrical Roller Bearings
  F16034	37,99	74,02	36	Fersa	Angular Contact Ball Bearings
  K55x63x20TN	55	63		MPZ	Needle Roller Bearings
  GEZ152ES	152,4	222,25	120,65	FBJ	Plain Bearings
  KBK 30-PP	30	47		NBS	Linear Bearings
  MR162416	25,4	38,1	25,4	NTN	Needle Roller Bearings
  NN3014-AS-K-M-SP	70	110	30	FAG	Cylindrical Roller Bearings
  NP638318/NP477660	25	47	15	Timken	Tapered Roller Bearings
  NUP252	260	480	80	ISO	Cylindrical Roller Bearings
  SQZ 5 C RS				ISB	Plain Bearings
  4840	1.5000	1.5625	2.0000	Hyatt	JOURNAL ROLLER BEARING OUTER RACES
  GEG16ES	16	28	16	SKF	SPHERICAL PLAIN BEARINGS
  KB075CPO	7.5000	8.1250	.3125	KAYDON	DEEP GROOVE BALL BEARINGS
  KR-30-2RSX	12	30	14	CONSOLIDATED	NEEDLE BEARINGS