d - 20 mm

Fw - 25 mm

D - 37 mm

B - 18 mm

C - 17 mm

r5 min. - 0,3 mm

Weight - 0,087 Kg

Basic dynamic load rating (C) - 18,5 kN

Basic static load rating (C0) - 21,2 kN

(Grease) Lubrication Speed - 18000 r/min

• Model Number:NA4904RS
• Inner Diameter：20mm Outer Diameter：37mm Width：18mm
• Type：Needle Roller Bearings
• Update date：2025-12-15
• Application:container finishing,power source,hydraulic control element,surgical instruments,hydraulic cylinder buffer,printing machinery,knitted fabrics,pneumatic Pump,PVC,non-ferrous metal alloy,education model Instruments
• Similar models:ISO NA4904 IKO NA4904U IKO RNA4904 INA RNA4904-XL JNS RNA4904UU SKF RNA4904RS KOYO RNA4904ARD NBS NA4904RS JNS NA4904UU IKO RNA4904U
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904RS products，there is large inventory of KOYO NA4904RS . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4904RS Which KOYO NA4904RS 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
  241/500YMB	500	830	325	Timken	Spherical Roller Bearings
  22220K	100	180	46	FBJ	Spherical Roller Bearings
  23156-K-MB,W33	280	460	146	NKE	Spherical Roller Bearings
  25578/25523	42,862		25,4	KOYO	Tapered Roller Bearings
  29675/29620	69,85	112,712	25,4	FBJ	Tapered Roller Bearings
  32060-X-N11CA	300	460	200	FAG	Tapered Roller Bearings
  5211Z	55	100	33.3	NACHI	Angular Contact Ball Bearings
  43125/43319D+X1S-43125	31.75	80,962	55,562	Timken	Tapered Roller Bearings
  6207/HR11QN	35	72	17	SKF	Deep Groove Ball Bearings
  6410-2RS	50	130	31	FBJ	Deep Groove Ball Bearings
  71814 C	70	90	10	ISO	Angular Contact Ball Bearings
  E 210 /S/NS 7CE1	10	30	9	SNFA	Angular Contact Ball Bearings
  EE 649240/649310	787,4	609,6	93,662	SKF	Tapered Roller Bearings
  GEZ 82 ES	82,55	130,18	72,24	ISB	Plain Bearings
  NJ226	130	230	40	KOYO	Cylindrical Roller Bearings
  PCJ283416	44.450	53.975		NTN	Needle Roller Bearings
  NUKR72C.DZ	24	72	29	FAG	NEEDLE BEARINGS
  6222.2Z	110	200	38	FAG	DEEP GROOVE BALL BEARINGS
  1302	15	42	13	CONSOLIDATED	SELF
  H-311x115/16	55	75		CONSOLIDATED	ADAPTERS