d - 220 mm

D - 460 mm

B - 88 mm

C - 88 mm

r min. - 5 mm

Da max. - 440 mm

db min - 240 mm

ra max. - 4 mm

Weight - 60,8 Kg

Basic dynamic load rating (C) - 410 kN

Basic static load rating (C0) - 520 kN

(Grease) Lubrication Speed - 1 400 r/min

(Oil) Lubrication Speed - 1 600 r/min

Calculation factor (f0) - 14,3

• Model Number:6344
• Inner Diameter：220mm Outer Diameter：460mm Width：88mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-22
• Application:Cylinder Type,pipe fittings Steel industry,Machine tools,milling head plug,Hairbrush device,Roller,coal mill,Small air generators,equipment and,position switch,impression material
• Similar models:NTN 6344 SKF 6344M ISB 6344M FAG 6344-M KOYO 6344 ISO 6344 NKE 6344-M NSK 6344 CX 6344
• BEARING POWER International Trading Co.,Ltd. specialize in 6344 products，there is large inventory of NTN 6344 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6344 Which NTN 6344 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
  20216	80	140	26	ISO	Spherical Roller Bearings
  24052-E1	260	400	140	FAG	Spherical Roller Bearings
  31322-X-DF-A140-180	110	240	126	FAG	Tapered Roller Bearings
  6080	400	600	90	NTN	Deep Groove Ball Bearings
  5209	45	85	30,163	AST	Angular Contact Ball Bearings
  6008	40	68	15	NTN	Deep Groove Ball Bearings
  6052	260	400	65	KOYO	Deep Groove Ball Bearings
  619/500	500	670	78	CX	Deep Groove Ball Bearings
  65385/65320	44,45		44,45	KOYO	Tapered Roller Bearings
  7307 ADF	35	80	42	ISO	Angular Contact Ball Bearings
  K55X63X25	55	63		INA	Needle Roller Bearings
  K65X73X23	65	73	23	FBJ	Needle Roller Bearings
  NNC4980CV	400	540	140	SKF	Cylindrical Roller Bearings
  NU319EM	95,000	200,000	45,000	SNR	Cylindrical Roller Bearings
  NU3336	180	380	150	ISO	Cylindrical Roller Bearings
  SAK12C	12			LS	Plain Bearings
  W307KLL	35	80	34,92	Timken	Deep Groove Ball Bearings
  SDAF-528	4.9375	12.0625		SKF	PILLOW BLOCKS
  562044M	228	340		NTN	ANGULAR CONTACT THRUST BALL BEARINGS
  AN-24			.8230	CONSOLIDATED	LOCKNUTS