d - 20 mm

Fw - 25 mm

D - 37 mm

B - 30 mm

C - 30 mm

r5 min. - 0,3 mm

S - 1,5 mm

Weight - 0,133 Kg

Basic dynamic load rating (C) - 36,6 kN

Basic static load rating (C0) - 51 kN

(Grease) Lubrication Speed - 18000 r/min

(Oil) Lubrication Speed - 12000 r/min

• Model Number:NA6904
• Inner Diameter：20mm Outer Diameter：37mm Width：30mm
• Type：Needle Roller Bearings
• Update date：2026-01-02
• Application:Doppler,outdoor equipment,textile machinery,food / grain / food equipment,Broadcasting System,woodworking machinery,municipal machinery,machine tool spindle,plastic rolling,Small air generators,office equipment
• Similar models:SKF NA6904 IKO RNA6904UU IKO NA6904 NSK RNA6904 ISO RNA6904 INA NA6904 NBS NA6904 SKF RNA6904 NSK NA6904 IKO RNA6904
• BEARING POWER International Trading Co.,Ltd. specialize in NA6904 products，there is large inventory of KOYO NA6904 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA6904 Which KOYO NA6904 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.

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  30311J2/Q	55	120	31,5	SKF	Tapered Roller Bearings
  53201	12	28	11,4	FAG	Thrust Ball Bearings
  6001/HR22Q2	28	12	8	SKF	Deep Groove Ball Bearings
  7238 B-UD	190	340	110	CX	Angular Contact Ball Bearings
  AC4634B	230	339,5	45	KOYO	Angular Contact Ball Bearings
  CSCA065	165,1	177,8	6,35	INA	Deep Groove Ball Bearings
  K40X47X20	40	47		INA	Needle Roller Bearings
  NNCF4932CV	160	220	60	SKF	Cylindrical Roller Bearings
  SAR4-22	22	37	19	NTN	Plain Bearings
  SCE65	9,525	14,3	7,9502	AST	Needle Roller Bearings
  SI 45 ES 2RS	45	68	32	ISB	Plain Bearings
  UC218	90,000	160,000	96	NTN-SNR	Deep Groove Ball Bearings
  309K	45	100	25	FAF	DEEP GROOVE BALL BEARINGS
  J241656	.7500	1.2500	1.7500	Bower	JOURNAL ROLLER ASSEMBLIES
  203-SZZG	40	.134	12	MRC	DEEP GROOVE BALL BEARINGS
  NUKR47	20	47	24	INA	NEEDLE BEARINGS
  52310				STEYR	THRUST BALL BEARINGS
  SSFYT-203	2.1875			CONSOLIDATED	STAINLESS STEEL PILLOW BLOCKS