d - 20 mm

Fw - 25 mm

D - 37 mm

B - 17 mm

C - 17 mm

r - 0,3 mm

S - 1,5 mm

Weight - 0,084 Kg

Basic dynamic load rating (C) - 21,3 kN

Basic static load rating (C0) - 25,5 kN

(Grease) Lubrication Speed - 18000 r/min

(Oil) Lubrication Speed - 12000 r/min

• Model Number: NA4904
• Inner Diameter：20mm Outer Diameter：37mm Width：17mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:Automation,linear drive,tobacco machinery,engineering machinery,stamping die and its equipment,security,insect experimental analysis instrument,key lock,fabric products,lifting tackle,Dental Drill etc
• Similar models:INA NA4904-RSR NSK NA4904 NTN RNA4904R INA RNA4904-XL JNS RNA4904M KOYO NA4904,2RS Timken NA4904 INA RNA4904-RSR SKF NA4904.2RS NBS NA49042RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904 products，there is large inventory of Timken NA4904 . We has been built up long-term cooperation with Timken company, could make a bulk order of the NA4904 Which Timken NA4904 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
  23976-K-MB+AH3976G	380	520	106	FAG	Spherical Roller Bearings
  30316	80	170	42,5	Timken	Tapered Roller Bearings
  4T-32010X	50	80	20	NTN	Tapered Roller Bearings
  51336	180	300	95	KOYO	Thrust Ball Bearings
  54320	100	170	105,4	NSK	Thrust Ball Bearings
  6007NR	35	62	14	SKF	Deep Groove Ball Bearings
  6212-2Z	60	110	22	FAG	Deep Groove Ball Bearings
  634-Z	16	4	5	SKF	Deep Groove Ball Bearings
  AST40 1610	16	18		AST	Plain Bearings
  GEP 750 FS	1060	750	530	SKF	Plain Bearings
  HM266447/10	381	546,1	104,775	CX	Tapered Roller Bearings
  NH2311 E	55	120	43	CX	Cylindrical Roller Bearings
  NJ 315	75	160	37	NSK	Cylindrical Roller Bearings
  RNNU11208	560,000	735,000	170,000	NTN	Cylindrical Roller Bearings
  SBPP203	17		22	KOYO	Bearing Units
  3204J2RS	20	47	20.6	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  HJ-223020-2RS			1.2500	Torrington	NEEDLE BEARINGS
  HJ-1018	90		6	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  LER-37	2.4375		17.35	CONSOLIDATED	TRIPLE RING ALUMINUM SEALS FOR SAF TYPE PILLOW BLOCKS
  7x11x2mm	7	11	2	CONSOLIDATED	OIL SEALS