d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

a - 4,06 mm

b - 3,1 mm

f - 2,82 mm

r1 min. - 2 mm

r2 min. - 2 mm

D1 - 115,21 mm

D2 - 129,7 mm

Weight - 1,39 Kg

Basic dynamic load rating (C) - 72 kN

Basic static load rating (C0) - 44,8 kN

Limiting speed - 8000 r/min

• Model Number:6311-NR
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:plastic blow molding,metallurgy,hydraulic connector,Pneumatic Actuator,Hydraulic Press,cleaning agent,position switch,universal category,screen filter,Medical room equipment,plastic rolling
• Similar models:SKF 6311-2RS1 CRAFT 6311 KOYO 6311 NTN-SNR 6311ZZ KOYO M6311 KOYO 6311NR NTN 6311NR SKF 6311 NKE 6311-NR CX 6311ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 6311-NR products，there is large inventory of NKE 6311-NR . We has been built up long-term cooperation with NKE company, could make a bulk order of the 6311-NR Which NKE 6311-NR 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
  241/500-K30-MB-W33+AH241/500	500	830	325	NKE	Spherical Roller Bearings
  232/560	560	1030	365	ISB	Spherical Roller Bearings
  24028W33	140	210	69	ISO	Spherical Roller Bearings
  32922XA2	110	150	25	NTN	Tapered Roller Bearings
  528/522	47,625	101,6	34,925	CX	Tapered Roller Bearings
  6007T1XZZ	35	62	14	NSK	Deep Groove Ball Bearings
  6824ZZ	120,000	150,000	16,000	NTN	Deep Groove Ball Bearings
  CRF-33018 A	90,000	140,000	39,000	CRAFT	Wheel Bearings
  7864	320,000	400,000	38,000	NTN	Angular Contact Ball Bearings
  N338EM	190,000	400,000	78,000	SNR	Cylindrical Roller Bearings
  RNU 308 ECJ	90	52	23	SKF	Cylindrical Roller Bearings
  S1KD	6,35	19,05	5,56	Timken	Deep Groove Ball Bearings
  140DGB589	14.0000	21.5000	2.8750	American	DEEP GROOVE BALL BEARINGS
  NU2268	340	620	165	FAG	CYLINDRICAL ROLLER BEARINGS
  5994	1.2500	1.3125	2.7500	BERLISS	JOURNAL ROLLER BEARING OUTER RACES
  23996CA	480	650	128	SKF	SPHERICAL ROLLER BEARINGS
  33209	45	85	32	SKF	TAPERED ROLLER BEARINGS
  NKIS110	110	150	40	INA	NEEDLE BEARINGS
  TARN2052	20	52		TIMKEN	NEEDLE BEARINGS
  479211-200	2.0000	3.9370	1.1410	CONSOLIDATED	PILLOW BLOCKS