d - 105 mm

Fw - 135 mm

D - 225 mm

B - 49 mm

r min. - 3 mm

r1 min. - 3 mm

Weight - 8.73 Kg

Basic dynamic load rating (C) - 340 kN

Basic static load rating (C0) - 385 kN

(Grease) Lubrication Speed - 2600 r/min

(Oil) Lubrication Speed - 3200 r/min

• Model Number:NJ 321
• Inner Diameter：105mm Outer Diameter：225mm Width：49mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-13
• Application:pipe fittings Steel industry,manual Tools,Automobile,medical equipment,agrochemical,ECG,office outdoor camping equipment,historical instruments,electronic components,defogging and degreasing,Flame Cutting
• Similar models:ISO NF2321 ISO NUP321 ISO NUP3213 CX NU321E NTN NJ321 NACHI NJ321 NTN RNN3215 CX NUP3214 NKE NJ321-E-TVP3 ISO NH321
• BEARING POWER International Trading Co.,Ltd. specialize in NJ321 products，there is large inventory of NACHI NJ 321 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the NJ 321 Which NACHI NJ321 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
  306842A	230	329,5	40	KOYO	Deep Groove Ball Bearings
  33022	110	170	47	CYSD	Tapered Roller Bearings
  AST090 15090	150	155		AST	Plain Bearings
  ASTT90 1815	18	20		AST	Plain Bearings
  CX497				CX	Wheel Bearings
  GEZM 104 ES	31.75	50,8	47,625	SIGMA	Plain Bearings
  HM88542/HM88510	31.75	73,025	29,37	NSK	Tapered Roller Bearings
  IJ123077				ILJIN	Angular Contact Ball Bearings
  NA 4903	30	17	13	SKF	Cylindrical Roller Bearings
  NU2219-E-TVP3	95	170	43	NKE	Cylindrical Roller Bearings
  NUP 2308	40	90	33	ISB	Cylindrical Roller Bearings
  SM1315WB-BR	100,0125	180	100,01	Timken	Deep Groove Ball Bearings
  RF0412	.0550	.1875	.1094	FAG	DEEP GROOVE BALL BEARINGS
  61911	55	80	13	FAG	DEEP GROOVE BALL BEARINGS
  32914XU	70	100	20	NTN	TAPERED ROLLER BEARINGS
  WS81112	60	85		Torrington	THRUST ROLLER BEARINGS
  XWA12015501	120	155		SKF (Old No.)	THRUST NEEDLE BEARINGS
  KAA-15AGO	1.5000	1.8750	.1875	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  HJ-313	65		10	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  6008-2RS	40	68	15	CONSOLIDATED	DEEP GROOVE BALL BEARINGS