d - 20 mm

D - 37 mm

B - 9 mm

C - 9 mm

rn - 0,3 mm

a - 1,7 mm

b - 0,95 mm

f - 0,85 mm

r min. - 0,3 mm

r0 max. - 0,25 mm

D1 - 35,7 mm

D2 - 39,8 mm

da min. - 22 mm

da max - 24 mm

Da max. - 35 mm

ra max. - 0,3 mm

Dx - 40,5 mm

Cy - 2,3 mm

Cz - 0,9 mm

rn - 0,3 mm

Weight - 0,036 Kg

Basic dynamic load rating (C) - 6,4 kN

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

(Grease) Lubrication Speed - 19 000 r/min

(Oil) Lubrication Speed - 23 000 r/min

Calculation factor (f0) - 14,7

• Model Number:6904NR
• Inner Diameter：20mm Outer Diameter：37mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:lifting upgrade,reducer,packing equipment,Doppler,Machine tool accessories,Microwave Equipment,hydraulic connector,storage and transportation equipment,Laser Cutting,lathe,standing experimental equipment
• Similar models:CYSD 6904-RZ CYSD 6904 KOYO 6904 KBC 6904DD FBJ 6904 NACHI 6904NKE KOYO 6904-2RU FBJ 6904-2RS NTN 6904 NSK 6904L11
• BEARING POWER International Trading Co.,Ltd. specialize in 6904NR products，there is large inventory of NTN 6904NR . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6904NR Which NTN 6904NR 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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  SI17ET-2RS	17			LS	Plain Bearings
  USFD201	12			SNR	Bearing Units
  6202M.P5	15	35	11	FAG	DEEP GROOVE BALL BEARINGS
  FT-10	1.0625	1.9687		Andrews	THRUST BALL BEARINGS
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  113-KSZ	65	100	18	MRC	DEEP GROOVE BALL BEARINGS
  NA4907.2RS	35	55	20	SKF	NEEDLE BEARINGS
  10APL	65	120	23	RIV	DEEP GROOVE BALL BEARINGS
  6030-RS	150	225	35	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  GEM-70ES-2RS	70	105	65	CONSOLIDATED	SPHERICAL PLAIN BEARINGS