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：2025-12-16
• Application:directional control valve,wall materials,air purification,gear type,Handling machinery and various industrial machinery,Seals,Control,lifting equipment Hoisting hoist,Industry,Optical detection,blood cell reagent
• Similar models:KOYO 6311Z SNR 6311F600 AST 6311-2RS PFI 6311-2RSC3 SKF 6311-2Z/VA201 ISB 6311-ZZ CRAFT 6311ZZ BB Bearing 163110-2RS CRAFT 6311 NTN-SNR 6311NR
• 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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  BCE36TN	4,762	8,731	9,525	INA	Needle Roller Bearings
  F-54088	15,5	20	18	INA	Needle Roller Bearings
  GBRI 203320 UU	31.75	52,388	32	IKO	Needle Roller Bearings
  NJ214-E-MPA+HJ214-E	70	125	24	NKE	Cylindrical Roller Bearings
  NU 2207 ECJ	72	35	23	SKF	Thrust Ball Bearings
  NU206-E-MPA	30	62	16	NKE	Cylindrical Roller Bearings
  NU232	160	290	48	KOYO	Cylindrical Roller Bearings
  RE3036V	150,000	255,000	169,000	NTN	Cylindrical Roller Bearings
  RNAF658530	65	85	30	NSK	Needle Roller Bearings
  S7200 CD/HCP4A	30	10	9	SKF	Angular Contact Ball Bearings
  UCFL 209-27	42,8752			AST	Bearing Units
  ZR1.16.1644.400-1SPPN	1495	1752	68	ISB	Thrust Roller Bearings
  NF205E	25	52	15	FAG	CYLINDRICAL ROLLER BEARINGS
  2MMV305WI-CRDU	25	62	17	FAF	ANGULAR CONTACT BALL BEARINGS
  315PP	75	160	37	NH	DEEP GROOVE BALL BEARINGS
  K-39x44x24	39	44	24	CONSOLIDATED	NEEDLE BEARINGS