(dimensions in mm)

Bearing Type - Single Row, Narrow

Outer Dia (D) - 270.0000

Width (B) - 50.0000

Dynamic Load Rating (Cr) - 243,000

Static Load Rating (Cor) - 790,000

Max Speed (Oil) (X1000 RPM) - 1,900

Shaft (Fw) - 240.000

Weight (g) - 3,620.00

Material - 52100 Chrome steel, or equivalent

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available with either a single seal or two seals.

• Model Number:RNA4844
• Inner Diameter：240mm Outer Diameter：270mm Width：50mm
• Type：Needle Roller Bearings
• Update date：2025-12-12
• Application:Broadcasting System,thin metal materials,construction machinery and equipment,journal lathe,rolling machine,Microwave Equipment,historical instruments,coal,hydraulic cylinder buffer,Film machine,crimping tools
• Similar models:INA NA4844 NSK NA4844 SKF NA4844 NTN NA4844 ISO NA4844 NBS NA4844 INA RNA4844 NTN RNA4844 IKO NA4844 INA RNA4844-XL
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4844 products，there is large inventory of AST RNA4844 . We has been built up long-term cooperation with AST company, could make a bulk order of the RNA4844 Which AST RNA4844 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
  11157XR/11300	40		17,384	KOYO	Tapered Roller Bearings
  231/850 CW33	850	1360	400	CX	Spherical Roller Bearings
  54322	110	190	118.4	NACHI	Thrust Ball Bearings
  6009NKE	45	75	16	NACHI	Deep Groove Ball Bearings
  E-H249148/H249111DC+A	241,3	406,4	215,9	NTN	Tapered Roller Bearings
  B71908-C-T-P4S	40	62	12	FAG	Angular Contact Ball Bearings
  GE 600 ES	600	800	272	ISO	Plain Bearings
  RNA4007 V	46	62	27	ISO	Needle Roller Bearings
  NB1.25.1255.201-2PPN	1155	1355	63	ISB	Thrust Ball Bearings
  NU2216-E-MPA	80	140	33	NKE	Cylindrical Roller Bearings
  R159.38				SNR	Wheel Bearings
  S6001-2TS	12	28	8	ZEN	Deep Groove Ball Bearings
  SIQ12E	12			LS	Plain Bearings
  SN206with20206	30	-	52	FAG	PILLOW BLOCKS
  SAF624	4.1875			FAG	PILLOW BLOCKS
  T-1651	6.5000	12.2500		American	TAPERED ROLLER THRUST BEARINGS
  2MMV308WI-CRDU	40	90	23	FAF	ANGULAR CONTACT BALL BEARINGS
  NK68/25	82		25	INA	NEEDLE BEARINGS
  HJ-162416			1.0000	Torrington	NEEDLE BEARINGS
  6312K.2RS	60	130	31	STEYR	DEEP GROOVE BALL BEARINGS