(dimensions in mm)

Bearing Type - NU

Bore Dia (d) - 55.0000

Outer Dia (D) - 120.0000

Width (B) - 29.0000

Radius (min) (rs) - 2.000

Dynamic Load Rating (Cr) - 143,000

Static Load Rating (Cor) - 150,000

Max Speed (Grease) (X1000 RPM) - 5

Max Speed (Oil) (X1000 RPM) - 6

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

Weight (g) - 1,500.00

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: NU311 ETN
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:clean stationery,Machine tool accessories,trolley,Wire grinder,small appliances,medical Equipment,cooling system,Laser Cutting,vertical pull,Spectrum Products,industrial fans
• Similar models:NSK N311 NSK HM231148/HM231115 NKE NJ2311-E-MPA+HJ2311-E NSK L163149/L163110 FBJ NF311 AST NUP311E FBJ NUP311 AST N311 NTN E-NJ2311EHTG1 NTN RNU5311
• BEARING POWER International Trading Co.,Ltd. specialize in NU311ETN products，there is large inventory of AST NU311 ETN . We has been built up long-term cooperation with AST company, could make a bulk order of the NU311 ETN Which AST NU311ETN 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
  18685/18620	44,45	79,375	17,462	FBJ	Tapered Roller Bearings
  30312A	60	130	33,5	ZVL	Tapered Roller Bearings
  6018VV	90	140	24	NSK	Deep Groove Ball Bearings
  AST800 3030	30	34		AST	Plain Bearings
  BT2B 328371/HA6	1066,8	812,8	190,5	SKF	Tapered Roller Bearings
  F699	9	20	6	FBJ	Deep Groove Ball Bearings
  NCF 3034 V	170	260	67	SIGMA	Cylindrical Roller Bearings
  N1018	90	140	24	KOYO	Cylindrical Roller Bearings
  RNAF 142213	14	22	13	IKO	Needle Roller Bearings
  UFL08	8			NACHI	Bearing Units
  UKP316	70		106	KOYO	Bearing Units
  51201				FAG	THRUST BALL BEARINGS
  29426E	130	270		SKF	SPHERICAL ROLLER THRUST BEARINGS
  RT-751				INA	THRUST ROLLER BEARINGS
  NJ310E	50	110	27	STEYR	CYLINDRICAL ROLLER BEARINGS
  UL816X	8	16	4	RMB	DEEP GROOVE BALL BEARINGS
  7292BMG	460	830	118	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  23028	140	210	53	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  24164	320	540	218	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  SY-115	1.9375			CONSOLIDATED	PILLOW BLOCKS