d - 1,5 mm

D - 4 mm

B - 1,2 mm

C - 1,2 mm

r min. - 0,05 mm

da min. - 1,9 mm

Da max. - 3,6 mm

ra max. - 0,05 mm

Weight - 7E-05 Kg

Basic dynamic load rating (C) - 0,112 kN

Basic static load rating (C0) - 0,033 kN

(Grease) Lubrication Speed - 100 000 r/min

(Oil) Lubrication Speed - 120 000 r/min

• Model Number: 681 X
• Inner Diameter：1,5mm Outer Diameter：4mm Width：1,2mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-14
• Application:Safety protection,office equipment,van,internal combustion engine,economic mold,Industry,packing equipment,disposable,tapping machine,linear drive,paper processing machine
• Similar models:NTN 6811ZZ NSK 6815ZZ NTN 6818ZZ CYSD 6814-2RZ NACHI 6817ZZ NSK 6812N KOYO 6810ZZ ZEN F681 NSK 6816VV NTN 6817
• BEARING POWER International Trading Co.,Ltd. specialize in 681X products，there is large inventory of NSK 681 X . We has been built up long-term cooperation with NSK company, could make a bulk order of the 681 X Which NSK 681X 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
  23130RH	150	250	80	KOYO	Spherical Roller Bearings
  387A/382A	57,15	96,838	21	FBJ	Tapered Roller Bearings
  51124	120	155		ISO	Thrust Ball Bearings
  6322Z	110	240	50	NACHI	Deep Groove Ball Bearings
  624-2RS	4	13	5	KOYO	Deep Groove Ball Bearings
  6852	260	320	28	NSK	Deep Groove Ball Bearings
  7024 BGM	180	120	28	SKF	Angular Contact Ball Bearings
  G1115KRR	49,2125	90	49,21	Timken	Deep Groove Ball Bearings
  N214-E-TVP2	70	125	24	FAG	Cylindrical Roller Bearings
  NUP422	110	280	65	ISO	Cylindrical Roller Bearings
  POS 28	28			IKO	Plain Bearings
  T7FC070	70	140	39	FAG	Tapered Roller Bearings
  U497/U460L	44,987	79,975	24	Timken	Tapered Roller Bearings
  UKTX17+H2317	75			NACHI	Bearing Units
  NJ334	170	360	72	FAG	CYLINDRICAL ROLLER BEARINGS
  23248	240	440	160	Torrington	SPHERICAL ROLLER BEARINGS
  MT-7E				RHP	THRUST BALL BEARINGS
  SUCTF-206	30			IPTCI	THERMOPLASTIC PILLOW BLOCKS
  NBC22825	9.0000	11.0000	1.0000	NSK	DEEP GROOVE BALL BEARINGS
  SUCSF210-32	-			PTI	STAINLESS STEEL PILLOW BLOCKS