d - 20 mm

D - 37 mm

B - 9 mm

C - 9 mm

a - 1.7 mm

b - 0.95 mm

r min. - 0.3 mm

r1 min. - 0.3 mm

D1 - 35.7 mm

Weight - 0.037 Kg

Basic dynamic load rating (C) - 6,35 kN

Basic static load rating (C0) - 3,7 kN

(Grease) Lubrication Speed - 19000 r/min

(Oil) Lubrication Speed - 23000 r/min

• Model Number: 6904N
• Inner Diameter：20mm Outer Diameter：37mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:Vertical machining,car shock absorber,tower crane,Workpiece,manual Tools,transistor fittings,Display Devices,marine analysis,hydraulic cylinder,baler,surgical instruments
• Similar models:NTN 6904 CYSD 6904-RS ISB F6904ZZ NSK 6904L11DDU NACHI 6904ZZE PFI 6904DW NTN 6904ZZ CYSD 6904-RZ KOYO 6904 NSK 6904N
• BEARING POWER International Trading Co.,Ltd. specialize in 6904N products，there is large inventory of NACHI 6904N . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6904N Which NACHI 6904N 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
  20217 C	85	150	28	CX	Spherical Roller Bearings
  22234B	170	310	86	NTN	Spherical Roller Bearings
  2215K+H315	75	130	31	CX	Self-Aligning Ball Bearings
  22226	130	236	64	FBJ	Spherical Roller Bearings
  3215-2RS	75	130	41,3	ISB	Angular Contact Ball Bearings
  32230T248J2/DB31	150	270	248	SKF	Tapered Roller Bearings
  53203 + U203	17	38	15	FAG	Thrust Ball Bearings
  63/22ZENR	22	56	16	NACHI	Deep Groove Ball Bearings
  DL60	60	98	30,5	INA	Thrust Ball Bearings
  HS05145	117	145	14	NTN	Angular Contact Ball Bearings
  NF306	30	72	19	KOYO	Cylindrical Roller Bearings
  NKXR 30	30	42	30	NBS	Complex Bearings
  NU1052-E-M6	260	400	65	NKE	Cylindrical Roller Bearings
  QJ220	100	180	34	CX	Angular Contact Ball Bearings
  RMEY75	75			NKE	Bearing Units
  RNA0-80X95X56ZW	80,000	95,000	56,000	NTN	Needle Roller Bearings
  UP005	25		22	FYH	Bearing Units
  GE45DO-2RS	45	68	32	ELGES	SPHERICAL PLAIN BEARINGS
  UCF210-50	50			IPTCI	PILLOW BLOCKS
  NAO12x24x20	12	24	20	INA	NEEDLE BEARINGS