d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

rn - 0,5 mm

a - 4,06 mm

b - 3,1 mm

r min. - 2 mm

r0 max. - 0,6 mm

D1 - 115,21 mm

da min. - 64 mm

da max - 72,5 mm

Da max. - 111 mm

ra max. - 2 mm

Weight - 1,37 Kg

Basic dynamic load rating (C) - 71,5 kN

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 5 600 r/min

(Oil) Lubrication Speed - 6 700 r/min

Calculation factor (f0) - 13,1

• Model Number: 6311N
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:Industrial,ignition system,machine lathe,suction nozzle,SPA equipment,Vacuum generator,rubber products machinery and equipment,atomizer class,equipment,Pneumatic Actuator,Industrial
• Similar models:NACHI 6311NSE FBJ 6311ZZ NKE 6311-2Z AST 6311ZZ FAG 6311-2RSR Fersa 6311 SKF 6311/HC5C3 NACHI 6311JT NTN 6311NR ISO 6311-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 6311N products，there is large inventory of NSK 6311N . We has been built up long-term cooperation with NSK company, could make a bulk order of the 6311N Which NSK 6311N 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
  23148R	240	400	128	KOYO	Spherical Roller Bearings
  22232-E-K-W33+AH3132	160	290	80	NKE	Spherical Roller Bearings
  2312	130	60	46	SKF	Self-Aligning Ball Bearings
  24134CA	170	280	109	AST	Spherical Roller Bearings
  2RE2827	140,000	220,000	120,000	NTN	Cylindrical Roller Bearings
  4T-HH924349/HH924310D+A	111,125	241,3	158,75	NTN	Tapered Roller Bearings
  6206PC4	30	62	16	KOYO	Deep Groove Ball Bearings
  6302LLBNR	15,000	42,000	13,000	NTN	Deep Groove Ball Bearings
  757/752	82,55	161,925	47,625	FBJ	Tapered Roller Bearings
  B15-69BT1X	15	35	13	NSK	Deep Groove Ball Bearings
  EGBZ0303-E40	4,763	6,35	4,76	INA	Plain Bearings
  GBRI 264116	41,275	65,088	25,65	IKO	Needle Roller Bearings
  LM 29749/710/QCL7CVA607	65,088	38,1	18,034	SKF	Tapered Roller Bearings
  T-LM654642/LM654610D+A	279,982	380,898	139,7	NTN	Tapered Roller Bearings
  SL182230	150	237,35	73	NBS	Cylindrical Roller Bearings
  NJ2036E	180	280	60	FAG	CYLINDRICAL ROLLER BEARINGS
  AS6590	65	90		FAG	THRUST NEEDLE BEARINGS
  RNAO15x23x13	23		13	INA	NEEDLE BEARINGS
  693	3	8	3	NTN	DEEP GROOVE BALL BEARINGS
  A-122026	.7500	1.2500	1.6250	Thomson	LINEAR RECIRCULATING BALL BEARINGS