d - 55 mm

D - 120 mm

B - 29 mm

D₁ - 100,9 mm

D_{a max} - 109 mm

d₁ - 75,5 mm

d_{a min} - 66 mm

r_{a max} - 2 mm

r_min - 2 mm

m - 1,39 kg / Weight

C_r - 83000 N / Dynamic load rating (radial)

C_0r - 47500 N / Static load rating (radial)

n_G - 8500 1/min / Limiting speed

n_B - 7100 1/min / Reference speed

C_ur - 3150 N / Fatigue limit load, radial

Main dimensions to DIN 625-1

• Model Number:6311
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2026-01-13
• Application:sanitation facilities,glass,outdoor equipment,vertical processing,drawing die,Cylinder Type,small diesel generators,rolling mill roll neck and slowdown device,Reflective Materials Industrial fabrics,heating fans,vacuum filter
• Similar models:NTN 6311ZNR KOYO 6311-2RU SKF 6311-ZNR ISO 6311-2RS NSK 6311VV NTN 6311ZZD2 CX 6311-2RS SKF 6311/HC5C3 SKF 6311-2RS1 KOYO 6311N
• BEARING POWER International Trading Co.,Ltd. specialize in 6311 products，there is large inventory of FAG 6311 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 6311 Which FAG 6311 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
  30309A	45	100	27,25	ZVL	Tapered Roller Bearings
  33120F	100	165	52	Fersa	Tapered Roller Bearings
  609-RSR	9	24	7	NKE	Deep Groove Ball Bearings
  6214-2RS1/HC5C3WT	125	70	24	SKF	Deep Groove Ball Bearings
  63001-2RS C3	12	28	12	PFI	Deep Groove Ball Bearings
  CRBS 508 V UU	50	66	8	IKO	Thrust Roller Bearings
  HAR921C	105	145	20	KOYO	Angular Contact Ball Bearings
  GEZ95ES	95,25	149,225	83,337	FBJ	Plain Bearings
  NCF3060V	300	431,7	118	NSK	Cylindrical Roller Bearings
  UCTX13	65			CX	Bearing Units
  751128SP.P5				FAG	ANGULAR CONTACT THRUST BALL BEARINGS
  AW-218-H	90	160	2.8125	American	CYLINDRICAL ROLLER BEARINGS
  AH3872	360	340		FAG	WITHDRAWAL SLEEVES
  NJ2306	30	72	27	SKF	CYLINDRICAL ROLLER BEARINGS
  TLA5520Z	63		20	IKO	NEEDLE BEARINGS
  170TAD20	170	260	234434 M.SP	Nachi	ANGULAR CONTACT THRUST BALL BEARINGS
  SIL80ES	80		55	SKF	ROD ENDS
  1222	110	200	38	STEYR	SELF
  H-2332x140	160	210		CONSOLIDATED	ADAPTERS
  SCE-2414			.8750	CONSOLIDATED	NEEDLE BEARINGS