d - 20 mm

D - 37 mm

B - 9 mm

C - 9 mm

a - 1.7 mm

b - 0.95 mm

f - 0.85 mm

r min. - 0.3 mm

r1 min. - 0.3 mm

D1 - 35.7 mm

D2 - 39.8 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: 6904NR
• Inner Diameter：20mm Outer Diameter：37mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:Antenna Potentials,thin metal materials,drawing die,knitted fabrics,oral medical device,Flame Cutting,Other Measurements,engineering machine,Film machine,Display Devices,gear grinding machine
• Similar models:NTN 6904ZZ FBJ 6904-2RS PFI 6904DW KBC 6904DD NSK 6904VV CYSD 6904-Z CYSD 6904N NTN 6904ZZNR NACHI 6904NSE ISB F6904ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 6904NR products，there is large inventory of NACHI 6904NR . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6904NR Which NACHI 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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