d - 55 mm

D - 120 mm

B - 29 mm

ra1 max. - 1 mm

Angle (α) - 25 °

a - 40 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 58 mm

Da max. - 110 mm

db min - 60,5 mm

ra max. - 2 mm

Weight - 2,78 Kg

Basic dynamic load rating (C) - 139 kN

Basic static load rating (C0) - 123 kN

(Grease) Lubrication Speed - 5 100 r/min

(Oil) Lubrication Speed - 6 800 r/min

• Model Number: 7311DF
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-17
• Application:Garment Accessories,food add,Material handling equipment,Chromatography Products,vertical sawing machine,luminescent reagent,hot and cold box,boring bar boring bar,molding machine,fruit and vegetable processing,Tool
• Similar models:ISO 7311ADB NSK 7311B CX 7311C-UO NTN 7311BG NACHI 7311B NKE 7311-BE-TVP SKF 7311BEGBM CYSD 7311CDB CYSD 7311BDT NACHI 7311CDF
• BEARING POWER International Trading Co.,Ltd. specialize in 7311DF products，there is large inventory of NTN 7311DF . We has been built up long-term cooperation with NTN company, could make a bulk order of the 7311DF Which NTN 7311DF 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
  240/670-MB-W33	670	980	308	NKE	Spherical Roller Bearings
  24144RHAK30	220	370	150	KOYO	Spherical Roller Bearings
  24156-B	280	460	180	FAG	Spherical Roller Bearings
  5414				Ruville	Wheel Bearings
  7204DT	20	47	14	NTN	Angular Contact Ball Bearings
  9991	35	72	27	SNR	Angular Contact Ball Bearings
  HK 3220	39	32	20	SKF	Cylindrical Roller Bearings
  LMEF30LUU	30	47		Samick	Linear Bearings
  N414	70	180	42	CRAFT	Cylindrical Roller Bearings
  NF 264	320	510		NACHI	Cylindrical Roller Bearings
  RIF-814	6,35	12,7	3,175	NMB	Deep Groove Ball Bearings
  SL182932	160	220	36	ISO	Cylindrical Roller Bearings
  TUF1 25.165	25	28		CX	Plain Bearings
  UCF201-8	12,7			FYH	Bearing Units
  UCFCX10-31	49,2125			FYH	Bearing Units
  GY1014KRRB	.8750	2.0470	.7080	FAF	PILLOW BLOCKS
  KT-200	20.0000	21.7500	.8125	KAYDON	TAPERED ROLLER BEARINGS
  2MMV9338WI-CR	190	260	33	FAF	ANGULAR CONTACT BALL BEARINGS
  NNA69/28	28	45	30	SKF (Old No.)	NEEDLE BEARINGS
  6006MP/5	30	55	13	CONSOLIDATED	DEEP GROOVE BALL BEARINGS