d - 20 mm

D - 37 mm

B - 30 mm

F - 25 mm

r_min - 0,3 mm

s - 1 mm / Axial displacement

m - 141 g / Weight

C_r - 40500 N / Dynamic load rating (radial)

C_0r - 51000 N / Static load rating (radial)

C_ur - 9100 N / Fatigue limit load, radial

n_G - 16900 1/min / Limiting speed

n_B - 9200 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

• Model Number: NA6904
• Inner Diameter：20mm Outer Diameter：37mm Width：30mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:standing experimental equipment,DC generators,equipment,education model Instruments,surgical instruments,lifting upgrade,electric hydraulic lifting platform,coupling type,Machine Tool Accessories,Dental Equipment,textile machinery
• Similar models:INA RNA6904 ISO RNA6904 Timken RNA6904 NSK RNA6904TT NSK NA6904TT Timken NA6904 ZEN RNA6904 CX RNA6904 NSK RNA6904 IKO RNA6904
• BEARING POWER International Trading Co.,Ltd. specialize in NA6904 products，there is large inventory of INA NA6904 . We has been built up long-term cooperation with INA company, could make a bulk order of the NA6904 Which INA 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1300	10	35	11	NSK	Self-Aligning Ball Bearings
  1755/1729-B	22,225	56,896	19,837	Timken	Tapered Roller Bearings
  456/453AS	53,975	107,95	27,783	Timken	Tapered Roller Bearings
  7032CP4	160	240	38	NTN	Angular Contact Ball Bearings
  9101KD	12	28	8	Timken	Deep Groove Ball Bearings
  AR 20 100 170	100	170	20	KOYO	Needle Roller Bearings
  ARZ 10 30 48	30	48	10	KOYO	Needle Roller Bearings
  BSB075110-T	75	110	15	FAG	Thrust Ball Bearings
  NF3880	400	500	75	CX	Cylindrical Roller Bearings
  NF414	70	180	42	KOYO	Cylindrical Roller Bearings
  NUP2318	90	190	64	FBJ	Cylindrical Roller Bearings
  UC214	70	125	74,6	CX	Deep Groove Ball Bearings
  UCF 210-32E	50,8			AST	Bearing Units
  6301RSNR	12	37	12	FAG	DEEP GROOVE BALL BEARINGS
  160SD41	160	270	109	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  114-KSFF	70	110	20	MRC	DEEP GROOVE BALL BEARINGS
  KF-42CPO	4.2500	5.7500	.7500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  H-322x4	110	145		CONSOLIDATED	ADAPTERS
  GE-17AW	17	47	11.5	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  61903-2RS	17	30	7	CONSOLIDATED	DEEP GROOVE BALL BEARINGS