(dimensions in mm)

Bearing Type - Single Row, Heavy Duty

Outer Dia (D) - 140.0000

Width (B) - 40.0000

Dynamic Load Rating (Cr) - 128,000

Static Load Rating (Cor) - 270,000

Max Speed (Oil) (X1000 RPM) - 4,100

Shaft (Fw) - 115.000

Weight (g) - 1,150.00

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:RNA4920
• Inner Diameter：115mm Outer Diameter：140mm Width：40mm
• Type：Needle Roller Bearings
• Update date：2025-12-23
• Application:boring bar boring bar,electronic materials,sewage pump,Other machinery,Internal thread type,Laser Cutting,security equipment,scientific instruments,gear grinding machine,Technical Equipment,baler
• Similar models:IKO RNA4920 ISO RNA4920 SKF NA4920 SKF RNA4920 NTN NA4920S INA RNA4920 JNS RNA4920 INA NA4920 CRAFT NA4920-2RS JNS NA4920
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4920 products，there is large inventory of AST RNA4920 . We has been built up long-term cooperation with AST company, could make a bulk order of the RNA4920 Which AST RNA4920 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
  1208	40,000	80,000	18,000	SNR	Self-Aligning Ball Bearings
  202NPP11	16	35	14,4	Timken	Deep Groove Ball Bearings
  2309 KTN9	45	100	36	ISB	Self-Aligning Ball Bearings
  4T-30309	45	100	27,25	NTN	Tapered Roller Bearings
  6313 M	140	65	33	SKF	Deep Groove Ball Bearings
  B7213-E-2RSD-T-P4S	65	120	23	FAG	Angular Contact Ball Bearings
  GIKFL 14 PB	14	28	19	INA	Plain Bearings
  F634	4	16	5	FBJ	Deep Groove Ball Bearings
  K20X24X13H	20	24		Timken	Needle Roller Bearings
  NP214 E	70	125	24	CX	Cylindrical Roller Bearings
  PCM 202315 M	20	23	15	SKF	Plain Bearings
  RA014RRB	22,225	52	21,44	Timken	Deep Groove Ball Bearings
  UCFX05E	25			FYH	Bearing Units
  SQ108-102		80		AST	Deep Groove Ball Bearings
  XLJ 5	127	177,8	25,4	SIGMA	Deep Groove Ball Bearings
  NKI90/26	90	120	26	INA	NEEDLE BEARINGS
  KM14			12	STEYR	LOCKNUTS
  12BBNOn	55	120	49.2	RIV	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  AT-606				CONSOLIDATED	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  SAF-52031/2..ROLLER	3.5000			CONSOLIDATED	PILLOW BLOCKS