(dimensions in mm)

Bearing Type - NUP

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) - 1,596.00

Precision - RBEC 1

Standard Clearance - C0

Material - 52100 Chrome steel, or equivalent

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

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:NUP311 E
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-16
• Application:pump,test laboratory equipment and accessories,Switch,motor,test strip,transistor fittings,sheet industry,Other Measurements,car and accessories,natural instruments,Forging machine
• Similar models:NACHI NJ2311 CX NUP3311 NTN N311 SIGMA N311 NKE NU311-E-MA6 SIGMA A5311WB CX NH311E ISO NU311 NTN NJ311 ISB NUP311
• BEARING POWER International Trading Co.,Ltd. specialize in NUP311E products，there is large inventory of AST NUP311 E . We has been built up long-term cooperation with AST company, could make a bulk order of the NUP311 E Which AST NUP311E 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
  2212E-2RS1KTN9+H312E	55	110	28	SKF	Self-Aligning Ball Bearings
  23138-E1-K-TVPB + H3138	170	320	104	FAG	Spherical Roller Bearings
  30340	200	420	89	KOYO	Tapered Roller Bearings
  4T-09067/09196	19,05	49,225	21,209	NTN	Tapered Roller Bearings
  60SCRN31T	35	60	25	NACHI	Deep Groove Ball Bearings
  6202HT200ZZ	15,000	35,000	11,000	SNR	Deep Groove Ball Bearings
  6220BI	100	180	34	KOYO	Angular Contact Ball Bearings
  7015 A-UD	75	115	40	CX	Angular Contact Ball Bearings
  BK0908	9	13	8	ISO	Cylindrical Roller Bearings
  K24X28X10H	24	28		KOYO	Needle Roller Bearings
  NCF1864 V	320	400	38	ISO	Cylindrical Roller Bearings
  SU004	20	42	21	FYH	Deep Groove Ball Bearings
  XLRJ4	101,6	142,875	22,225	RHP	Cylindrical Roller Bearings
  GE60HO.2RS	60	90	54	FAG	SPHERICAL PLAIN BEARINGS
  MJT1	1.0000	2.5000	.7500	RHP	ANGULAR CONTACT BALL BEARINGS
  LR5203-2Z	17	47	17.5	INA	YOKE TYPE TRACK ROLLERS
  TN304	20			STEYR	PILLOW BLOCKS
  FCB-20	26		26	Torrington	NEEDLE BEARINGS
  NUCF24-1	24	72	29	IKO	NEEDLE BEARINGS
  6213Z	65	120	23	SKF	DEEP GROOVE BALL BEARINGS