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：2023-03-12
• Application:Insect Capture,sheet industry,gear grinding machine,orthodontic material,engineering machine,preservation equipment,hardware,electromagnet,relay,coal mill,horizontal processing
• Similar models:CYSD NNU4944K/W33 INA SL024944 ISO NN4944 NACHI NNU4944 NTN NNU4944KC1NAP5 CYSD NNU4944/W33 NTN NNU4944K ISO NNU4944K NKE NNC4944-V NTN NNU4944
• 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
  130KBE03	130	280	107.5	NACHI	Tapered Roller Bearings
  2214-M	70	125	31	FAG	Self-Aligning Ball Bearings
  2312-K	60	130	46	NKE	Self-Aligning Ball Bearings
  2585/2524YD	33,338	69,85	66,675	Timken	Tapered Roller Bearings
  6201	12	32	10	AST	Deep Groove Ball Bearings
  7010 B-UD	50	80	32	CX	Angular Contact Ball Bearings
  7209C	45	85	19	CRAFT	Angular Contact Ball Bearings
  AST50 12IB06	19,05			AST	Plain Bearings
  AST50 20IB12	31,75			AST	Plain Bearings
  AST50 WC22IB	34,925			AST	Plain Bearings
  GAKL 6 PB	6	16	9	INA	Plain Bearings
  GEEW35ES-2RS	35	55	35	FBJ	Plain Bearings
  NP30/1060	1060	1500	325	CX	Cylindrical Roller Bearings
  SX07E20LLU	35,000	101,350	28,580	NTN	Angular Contact Ball Bearings
  SA4-60B	60	100	53	NTN	Plain Bearings
  UCP 211	55			AST	Bearing Units
  51207				RHP	THRUST BALL BEARINGS
  5313-CG	65	140	58.7	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  RLS26	8.0000	13.0000	1.7500	NH	CYLINDRICAL ROLLER BEARINGS
  SJ9648			2.0000	RBC	NEEDLE BEARINGS