d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

a - 3.3 mm

b - 1.9 mm

f - 1.7 mm

r min. - 1.1 mm

r1 min. - 0.5 mm

D1 - 142.6 mm

D2 - 150.7 mm

Weight - 0.803 Kg

Basic dynamic load rating (C) - 42,5 kN

Basic static load rating (C0) - 42 kN

(Grease) Lubrication Speed - 4200 r/min

(Oil) Lubrication Speed - 5100 r/min

• Model Number: 6921NR
• Inner Diameter：105mm Outer Diameter：145mm Width：20mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:decoration machinery,Air,relay,food / grain / food equipment,engine,hinge industry,Storage Tool,test equipment,engineering machinery,sleep monitoring,coal
• Similar models:NSK 6921NR KOYO 6921-1ZZ KOYO 6921-1Z CYSD 6921NR KOYO 6921-1-2RU NSK 6921ZZ NSK 6921 NTN 6921LLU CYSD 6921-2RZ CYSD 6921-RZ
• BEARING POWER International Trading Co.,Ltd. specialize in 6921NR products，there is large inventory of NACHI 6921NR . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6921NR Which NACHI 6921NR 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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