d - 20 mm

D - 37 mm

B - 9 mm

C - 9 mm

r min. - 0,3 mm

da min. - 22 mm

da max - 24 mm

Da max. - 35 mm

ra max. - 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:6904
• Inner Diameter：20mm Outer Diameter：37mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:other processing,Hydraulic Couplings,hydraulic cylinder buffer,powder metallurgy,Medical room equipment,medical equipment,Automation,Rolling mill,marine analysis,construction machinery and equipment,walking Food processing machinery and equipment
• Similar models:NTN 6904ZZNR FBJ 6904ZZ NTN 6904Z NTN 6904NR NTN 6904LU NACHI 6904NR NACHI 6904ZE ISB F6904ZZ NSK 6904VV NACHI 6904ZZE
• BEARING POWER International Trading Co.,Ltd. specialize in 6904 products，there is large inventory of NTN 6904 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6904 Which NTN 6904 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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