(dimensions in mm)

Bearing Type - NJ

Bore Dia (d) - 55.0000

Outer Dia (D) - 120.0000

Width (B) - 29.0000

Radius (min) (rs) - 2.000

Dynamic Load Rating (Cr) - 134,800

Static Load Rating (Cor) - 139,400

Max Speed (Grease) (X1000 RPM) - 6

Max Speed (Oil) (X1000 RPM) - 8

Max. Shaft Shoulder Dia. Inner (Li) - 70.5

Weight (g) - 1,610.00

Precision - RBEC 1

Standard Clearance - C0

Material - 52100 Chrome steel, or equivalent

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

This bearing is also available with the HJ end plate for the inner race.

Suffix definitions are listed in the Nomenclature Technical document.

This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.

• Model Number:NJ311 EFX
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-24
• Application:plant determination,vacuum filter,Generator,vertical processing,filter paper products,laser devices,raw material accessories,agrochemical,lifting upgrade,chamfering machine etc,Vertical machining
• Similar models:NSK HM231136/HM231110 NBS ZSL192311 SIGMA NUP311 NKE NUP2311-E-M6 NKE NJ2311-E-MA6+HJ2311-E NACHI NUP311 AST N311 KOYO NUP2311R NACHI 22311AEX NKE NUP2311-E-MPA
• BEARING POWER International Trading Co.,Ltd. specialize in NJ311EFX products，there is large inventory of AST NJ311 EFX . We has been built up long-term cooperation with AST company, could make a bulk order of the NJ311 EFX Which AST NJ311EFX 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
  16024	120	180	19	ZEN	Deep Groove Ball Bearings
  208-2ZNR	80	40	18	SKF	Deep Groove Ball Bearings
  293/750-E-MB	750	1120	224	FAG	Thrust Roller Bearings
  30252	260	480	89	ISO	Tapered Roller Bearings
  61819	95	120	13	CRAFT	Deep Groove Ball Bearings
  61992 MA	460	620	74	ISB	Deep Groove Ball Bearings
  88013	13	32	15,4	CYSD	Deep Groove Ball Bearings
  HK6518	65	73	18	CX	Cylindrical Roller Bearings
  N1010RXZTPKR	50	72,5	16	NSK	Cylindrical Roller Bearings
  NJ 2326 ECPA	280	130	93	SKF	Thrust Ball Bearings
  TGB40490	30	117	60,85	SNR	Angular Contact Ball Bearings
  SAL 06	6			ISO	Plain Bearings
  UKFL208	35		46	ISO	Bearing Units
  NCF3068V	340	520	133	FAG	CYLINDRICAL ROLLER BEARINGS
  NKJ95/26A	95	125	26	FAG	NEEDLE BEARINGS
  AH3938	190	180		FAG	WITHDRAWAL SLEEVES
  22317CC	85	180	60	SKF	SPHERICAL ROLLER BEARINGS
  H310	50	70		SKF	ADAPTERS
  HK-2020-2RS	26		20	CONSOLIDATED	NEEDLE BEARINGS
  CRSBR-20	.5000	1.2500	.7500	CONSOLIDATED	ROLLER CAM FOLLOWERS