(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) - 134,000

Static Load Rating (Cor) - 138,000

Max Speed (Grease) (X1000 RPM) - 5

Max Speed (Oil) (X1000 RPM) - 6

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

Min. Housing Shoulder Dia., Outer (Lo) - 106.5

Weight (g) - 1,845.00

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 EMA
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:Equipment,equipment and,ventilator anesthesia machine etc,sheet industry,Food testing,motor,medical equipment,extruder,multi-knife lathe,Hydraulic Couplings,Water Monitoring
• Similar models:CRAFT NF311 NTN N311 NSK HM231132/HM231115 NKE NU311-E-MA6 ISO N311 NTN NU2311 FAG RN2311-E-MPBX KOYO NUP311R NSK N311 SIGMA NU2311
• BEARING POWER International Trading Co.,Ltd. specialize in NJ311EMA products，there is large inventory of AST NJ311 EMA . We has been built up long-term cooperation with AST company, could make a bulk order of the NJ311 EMA Which AST NJ311EMA 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
  32209A	45	85	24,75	ZVL	Tapered Roller Bearings
  539/532A	53,975	111,125	38,1	Timken	Tapered Roller Bearings
  6024-2RS	120	180	28	ISB	Deep Groove Ball Bearings
  6304NREE	20,000	52,000	15,000	SNR	Deep Groove Ball Bearings
  89456	280	520		ISO	Thrust Roller Bearings
  AELS207N	35,000	72,000	38,9	NTN	Deep Groove Ball Bearings
  AXK 140180	180	140	5	SKF	Thrust Roller Bearings
  B7022-C-T-P4S	110	170	28	FAG	Angular Contact Ball Bearings
  BHTM1520	15	22	20	KOYO	Needle Roller Bearings
  E2.YAR208-109-2F	39,688	80	49,2	SKF	Deep Groove Ball Bearings
  PBR16EFN	16			NMB	Self-Aligning Ball Bearings
  RNA0-60X78X40ZW	60,000	78,000	40,000	NTN	Needle Roller Bearings
  S7017 ACE/P4A	130	85	22	SKF	Angular Contact Ball Bearings
  SL014948	240	320	80	NBS	Cylindrical Roller Bearings
  VKHB 2214	65,000	110,000	34,000	SKF	Wheel Bearings
  MMRJN6E	6.0000	12.0000	2.2500	R&M	CYLINDRICAL ROLLER BEARINGS
  G-21	1.7500	2.9375		Aetna	THRUST BALL BEARINGS
  AEL208-108	1.5000	3.1496	.7086	NTN	BALL BEARINGS
  N407	35	100	25	SKF	CYLINDRICAL ROLLER BEARINGS
  FPAA200	2.0000	2.5000	.2500	SKF	ANGULAR CONTACT BALL BEARINGS