d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

a - 4.06 mm

b - 3.1 mm

f - 2.82 mm

r min. - 2 mm

r1 min. - 0.5 mm

D1 - 115.21 mm

D2 - 129.7 mm

Weight - 1.37 Kg

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

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

(Grease) Lubrication Speed - 5600 r/min

(Oil) Lubrication Speed - 6600 r/min

• Model Number: 6311NR
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:air purification,Hairbrush device,Gripper Swing,wall industry,Generator,Machine Tool Accessories,car steering pin,plastic molding,tapered grinder,Laser Cutting,instrument
• Similar models:SKF 6311M SKF 6311 SKF 6311-2Z/VA228 NKE 6311-2Z NKE 6311 KOYO 6311NR NTN 6311LLU SKF 6311NR NACHI 6311NKE ISB 6311-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 6311NR products，there is large inventory of NACHI 6311NR . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6311NR Which NACHI 6311NR 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.

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  22240 ACKMBW33+H3140	180	360	98,0	MPZ	Spherical Roller Bearings
  29392-E-MB	460	710	150	FAG	Thrust Roller Bearings
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  7226BDF	130	230	40	NTN	Angular Contact Ball Bearings
  HM88644/HM88610	31.75	72,233	25,4	Timken	Tapered Roller Bearings
  JF10049/JF10010	100	165	47	Fersa	Tapered Roller Bearings
  M280349D/M280310/M280310DG2	609,6	863,6	660,4	NTN	Tapered Roller Bearings
  N2220 E	100	180	46	CX	Cylindrical Roller Bearings
  NP 230	150	238		NACHI	Cylindrical Roller Bearings
  RCT17	50,8	100,38	25,4	INA	Thrust Roller Bearings
  SL185014	70	110	54	INA	CYLINDRICAL ROLLER BEARINGS
  22209-55	.5625	1.3750	.4375	General	DEEP GROOVE BALL BEARINGS
  F8M12	8	12	2.5	Nachi	DEEP GROOVE BALL BEARINGS
  KC075CPO	7.5000	8.2500	.3750	KAYDON	DEEP GROOVE BALL BEARINGS
  6305RSNR	25	62	17	SKF	DEEP GROOVE BALL BEARINGS
  16AE	85	145	18	RIV	DEEP GROOVE BALL BEARINGS
  MB300-9LFSS	300	430	165	RBC	SPHERICAL PLAIN BEARINGS
  N201	12	32	10	STEYR	CYLINDRICAL ROLLER BEARINGS
  130RN03	130	280	58	Torrington	CYLINDRICAL ROLLER BEARINGS
  AT-615				CONSOLIDATED	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING