d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r min. - 2 mm

Weight - 1,77 Kg

Basic dynamic load rating (C) - 206 kN

Basic static load rating (C0) - 171 kN

(Grease) Lubrication Speed - 6000 r/min

(Oil) Lubrication Speed - 7500 r/min

Calculation factor (e) - 0,29

Calculation factor (Y0) - 2,27

Calculation factor (Y1) - 2,32

Calculation factor (Y2) - 3,45

• Model Number: 21311AXK
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-17
• Application:Cleaning equipment,wire industry,Optical Instruments,sheet industry,tapping machine,rolling machine,pressure control valve,set bacteria instrument,wall industry,Hydraulic Rama,industry test
• Similar models:NACHI 21311AX NACHI 21311EX1 NACHI 21311AXK NACHI 21311EX1K INA 712131110
• BEARING POWER International Trading Co.,Ltd. specialize in 21311AXK products，there is large inventory of NACHI 21311AXK . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 21311AXK Which NACHI 21311AXK 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
  08118/08231	30,162	58,738	14,684	Timken	Tapered Roller Bearings
  200RU30	200	290		Timken	Cylindrical Roller Bearings
  3001-2RS	12	28	12	CX	Angular Contact Ball Bearings
  4447	104,775	155,8	34,93	INA	Thrust Ball Bearings
  619/1120 MB	1460	1120	150	SKF	Deep Groove Ball Bearings
  6907-2RD	35	55	10	KOYO	Deep Groove Ball Bearings
  7209CG1GNP4	45	85	19	NTN	Angular Contact Ball Bearings
  HM89449/2/410/2/QCL7C	36,512	76,2	29,37	SKF	Tapered Roller Bearings
  NA6915	75	105	54	SKF	Needle Roller Bearings
  NK 8/12-TN-XL	8	15	12	INA	Needle Roller Bearings
  NU240E	200	360	58	NTN	Cylindrical Roller Bearings
  RBY6	2.2500	6.0000	3.3750	RBC	YOKE TYPE TRACK ROLLER
  LR604X-2RSR	4	13	4	INA	YOKE TYPE TRACK ROLLERS
  NF306E	30	72	19	SKF	CYLINDRICAL ROLLER BEARINGS
  KN222612			.7500	KAYDON	NEEDLE BEARINGS
  562012	60	95	234412 M.SP	NTN	ANGULAR CONTACT THRUST BALL BEARINGS
  HJ-209E	45		5	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  51436				CONSOLIDATED	THRUST BALL BEARINGS
  KA-90CPO	9.0000	9.5000	.2500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  YCRSCR-48	1.0000	3.0000	1.8125	CONSOLIDATED	YOKE TYPE TRACK ROLLER