d - 220 mm

D - 300 mm

B - 80 mm

C - 80 mm

d1 - 249 mm

r min. - 2.1 mm

D1 - 268 mm

da min. - 231 mm

Da max. - 289 mm

ra max. - 2 mm

Weight - 17.1 Kg

Basic dynamic load rating (C) - 695 kN

Basic static load rating (C0) - 1620 kN

(Grease) Lubrication Speed - 450 r/min

(Oil) Lubrication Speed - 900 r/min

• Model Number:RB4944
• Inner Diameter：220mm Outer Diameter：300mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-30
• Application:Industrial,Forklift industry,manual Tools,Machine Tool Accessories,Broadcasting System,Hydraulic Press,Cylinder Micro,Material handling equipment,clean stationery,preservation equipment,marine test
• Similar models:SKF NNCL4944CV CX NNU4944KV NTN NNU4944D1C2NAP5 NTN SL02-4944 KOYO NNU4944 NKE NNCF4944-V SKF NNU4944B/SPW33 NTN SL01-4944 CX NNU4944V NACHI RB4944
• BEARING POWER International Trading Co.,Ltd. specialize in RB4944 products，there is large inventory of NACHI RB4944 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the RB4944 Which NACHI RB4944 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
  4207-2RS	35	72	23	ISO	Deep Groove Ball Bearings
  AST650 WC18	18	50		AST	Plain Bearings
  5578/5535	53,975	122,238	43,658	Timken	Tapered Roller Bearings
  6816	80	100	10	FBJ	Deep Groove Ball Bearings
  71916 ACD/HCP4AH1	110	80	16	SKF	Angular Contact Ball Bearings
  F-SX8A72LL	8,000	22,000	6,000	NTN	Deep Groove Ball Bearings
  FJLTT-1821	18	25	21	NSK	Needle Roller Bearings
  GE45ET/X-2RS	45	68		AST	Plain Bearings
  HH221430/HH221410D+HH221430XA	76,2	190,5	127	Timken	Tapered Roller Bearings
  HM807046/HM807010	50,8	104,775	36,512	KOYO	Tapered Roller Bearings
  JF6049/10	60	115	40	ISO	Tapered Roller Bearings
  NU2220-E-MPA	100	180	46	NKE	Cylindrical Roller Bearings
  TGB35277	28	134	80	SNR	Angular Contact Ball Bearings
  SIBP22S	22			LS	Plain Bearings
  SYNT 55 LTF	55	70	65	SKF	Bearing Units
  NJ1052	260	400	65	FAG	CYLINDRICAL ROLLER BEARINGS
  511974				FAG	THRUST BALL BEARINGS
  SN522	100		120	STEYR	PILLOW BLOCKS
  NU-2326	130	280	93	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  AH-2336x170	180	170		CONSOLIDATED	WITHDRAWAL SLEEVES