(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) - 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) - 1,520.00

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 ETN
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:Medium and large motor,engineering machinery,medical equipment,instrument,Gas turbine,hydraulic actuator,Laser Measurements,Infrared Technology,Textile Industry Accessories and Accessories,metal mold,switch
• Similar models:NSK HM231136/HM231115 AST NJ2311EMA NACHI 22311EX SKF NJG2311VH CYSD NUP311E KOYO NU311R NACHI NUP311 NSK HM231140/HM231115 FBJ NUP311 CX NJ3311
• BEARING POWER International Trading Co.,Ltd. specialize in NJ311ETN products，there is large inventory of AST NJ311 ETN . We has been built up long-term cooperation with AST company, could make a bulk order of the NJ311 ETN Which AST NJ311ETN 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
  125RIF550	317,5	400		Timken	Cylindrical Roller Bearings
  209KL	45	85	26	Timken	Deep Groove Ball Bearings
  230SM340-MA	340	540	134	FAG	Spherical Roller Bearings
  24044 K30W33	220	340	118	ISO	Spherical Roller Bearings
  30210	50	90	21,75	FBJ	Tapered Roller Bearings
  30234 A	170	310	57	CX	Tapered Roller Bearings
  7034DT	170	260	42	NTN	Angular Contact Ball Bearings
  323/32C	32	75	29,75	NSK	Tapered Roller Bearings
  51106J	30,000	47,000	11,000	NTN	Thrust Ball Bearings
  7040CDT	200	310	51	NACHI	Angular Contact Ball Bearings
  7312B	60	130	31	CYSD	Angular Contact Ball Bearings
  BCH910-P	14,288	20,638	15,875	INA	Needle Roller Bearings
  NAP205	25		36,5	FYH	Bearing Units
  NH304 E	20	52	15	CX	Cylindrical Roller Bearings
  NKI65/25	65	90	25	INA	Needle Roller Bearings
  NNU4934K	170	230	60	NACHI	Cylindrical Roller Bearings
  TAF 172516	17	25	16	IKO	Needle Roller Bearings
  LS-9-RR	.8750	2.0000	.5625	FED	DEEP GROOVE BALL BEARINGS
  1654DC	1.2500	2.5000	.6250	NICE	DEEP GROOVE BALL BEARINGS
  NA-4913	65	90	25	CONSOLIDATED	NEEDLE BEARINGS