(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：2023-03-07
• Application:heating fans,Laser Measurements,chuck industry,electrostatic protection,gantry processing,screen filter,Other Machine Tools,Laser Cutting,chamfer,preservation equipment,Cleaning equipment
• Similar models:SIGMA NU2311 NSK HM231148/HM231110 NACHI NUP311EG NSK NJ311EW ISO NU2311 NKE NU2311-E-M6 NKE NJ2311-E-MPA SNR N311EG15 SIGMA NU311 AST N311
• 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
  10Y03	26,18	41,656	16,002	INA	Thrust Ball Bearings
  23972K	360	480	90	NTN	Spherical Roller Bearings
  29430-M	150	300	90	NKE	Thrust Roller Bearings
  5211S	55	100	33,3	NTN	Angular Contact Ball Bearings
  55NQ6720A	55	67	20	KOYO	Needle Roller Bearings
  6218ZZ	90	160	30	NTN	Deep Groove Ball Bearings
  62214-2RS1	125	70	31	SKF	Deep Groove Ball Bearings
  6421	105	260	60	ISO	Deep Groove Ball Bearings
  7002 B	15	32	9	CX	Angular Contact Ball Bearings
  GE100ES-2RS	100	150	70	CRAFT	Plain Bearings
  LME8	8	16	16,5	Samick	Linear Bearings
  T-HM266446/HM266410	381	546,1	104,775	NTN	Tapered Roller Bearings
  230S.700	290	-	75	FAG	SPLIT SPHERICAL ROLLER BEARINGS
  NKS20	32		20	SKF	NEEDLE BEARINGS
  6304-2RSNR	20	52	15	STEYR	DEEP GROOVE BALL BEARINGS
  6011MP/5	55	90	18	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NATR-5	5	16	12	CONSOLIDATED	NEEDLE BEARINGS
  511/950				CONSOLIDATED	THRUST BALL BEARINGS
  D-32A	3.8437	2.4435		CONSOLIDATED	THRUST BALL BEARINGS
  81376			72	CONSOLIDATED	THRUST ROLLER BEARINGS