d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

b - 3,1 mm

d1 - 75,3 mm

f - 2,82 mm

r0 max. - 0,6 mm

r1 min. - 2 mm

r2 min. - 2 mm

C - 4,06 mm

D2 - 104 mm

D3 - 115,21 mm

D4 - 129,7 mm

Ca max. - 6,88 mm

da min. - 3,5 mm

da max - 66 mm

Da max. - 109 mm

Db min. - 131 mm

ra max. - 2 mm

Weight - 1,35 Kg

Basic dynamic load rating (C) - 74,1 kN

Basic static load rating (C0) - 45 kN

Fatigue load limit (Pu) - 1,9

Reference speed - 12000 r/min

Limiting speed - 8000 r/min

Calculation factor (f0) - 13

Calculation factor (kr) - 0,03

• Model Number: 6311NR
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:intermediate,generator,Other Measurements,Garment Accessories,vacuum filter,Hydraulic Press,historical instruments,beverage production,outdoor equipment,Vacuum generator,product accessories
• Similar models:CX 6311ZZ NTN-SNR 6311NR NKE 6311 SKF 6311 NKE 6311-Z NACHI 6311NSE KOYO 6311-2RS SKF 6311-2Z/VA228 FBJ 6311-2RS NKE 6311-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 6311NR products，there is large inventory of SKF 6311NR . We has been built up long-term cooperation with SKF company, could make a bulk order of the 6311NR Which SKF 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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  515-822	146,05	193,675	28,575	FLT	Tapered Roller Bearings
  61905-2RSR	25	42	9	NKE	Deep Groove Ball Bearings
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  6919	95	130	18	NSK	Deep Groove Ball Bearings
  949100-3330	17	52	16	PFI	Deep Groove Ball Bearings
  EE231462/231975	371,475	501,65	74,613	KOYO	Tapered Roller Bearings
  KMJ10X14X9.3	10,000	14,000		NTN	Needle Roller Bearings
  N228EM	140,000	250,000	42,000	SNR	Cylindrical Roller Bearings
  NJ20/630	630	920	170	CX	Cylindrical Roller Bearings
  NKXR17-Z	17	26	25	INA	Complex Bearings
  RLM374730-1	37	47	30	NSK	Needle Roller Bearings
  YSA 208-2FK + HE 2308	80	31,75	46	SKF	Deep Groove Ball Bearings
  170RU93	170	360	5.5000	Torrington	CYLINDRICAL ROLLER BEARINGS
  32x52x7mm	32	52	7	CONSOLIDATED	OIL SEALS
  TT-921	9.2500	21.5000		CONSOLIDATED	TAPERED ROLLER THRUST BEARINGS
  TWB-3244	2.0000	2.7500		CONSOLIDATED	THRUST NEEDLE BEARINGS