d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r - 2 mm

Weight - 1.38 Kg

Basic dynamic load rating (C) - 71,5 kN

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 4000 r/min

• Model Number: 6311DD
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-09
• Application:printing equipment,Pneumatic Actuator,surgical instruments,electromyography machine,plastic rolling,Storage Tool,experimental equipment,Vertical pull,Polymer,Gripper Swing,extruder
• Similar models:NACHI 6311-2NSE NTN-SNR 6311NR NTN 6311LLB ISB 6311NR PFI 6311-2RSC3 SKF 6311NR NKE 6311-2Z-N ISB 6311-ZZ ISB 6311-Z KOYO M6311
• BEARING POWER International Trading Co.,Ltd. specialize in 6311DD products，there is large inventory of KBC 6311DD . We has been built up long-term cooperation with KBC company, could make a bulk order of the 6311DD Which KBC 6311DD 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
  260RF91	260	399		Timken	Cylindrical Roller Bearings
  3580/3525	38,1	87,312	30,162	CX	Tapered Roller Bearings
  359S/354A	46,038	85	20,638	KOYO	Tapered Roller Bearings
  4T-555S/552A	57,15	123,825	38,1	NTN	Tapered Roller Bearings
  4T-JHM88540/JHM88513	30	72	29,37	NTN	Tapered Roller Bearings
  BK3520	35	42	20	ZEN	Needle Roller Bearings
  E 270 7CE3	70	125	24	SNFA	Angular Contact Ball Bearings
  K28X35X16H	28	35		KOYO	Needle Roller Bearings
  LM30UUOP	30	45	44,5	Samick	Linear Bearings
  NJ2334-VH	170	360	120	NKE	Cylindrical Roller Bearings
  NJ334-E-MPA+HJ334-E	170	360	72	NKE	Cylindrical Roller Bearings
  NN 3052 K/SPW33	260	400	104	ISB	Cylindrical Roller Bearings
  QJ1044	220	340	56	CX	Angular Contact Ball Bearings
  UC306	30	72	43	ISO	Deep Groove Ball Bearings
  GE8C	8	16	8	FAG	SPHERICAL PLAIN BEARINGS
  NUP320	100	215	47	STEYR	CYLINDRICAL ROLLER BEARINGS
  NF311E	55	120	29	STEYR	CYLINDRICAL ROLLER BEARINGS
  98210	50	90	11	SKF	DEEP GROOVE BALL BEARINGS
  VSI200844	736	916		CONSOLIDATED	SLEWING BEARINGS
  TWC-2840	1.7500	2.5000		CONSOLIDATED	THRUST NEEDLE BEARINGS