d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

rn - 0,5 mm

a - 3,3 mm

b - 1,9 mm

f - 1,7 mm

r min. - 1,1 mm

r0 max. - 0,6 mm

D1 - 142,6 mm

D2 - 150,7 mm

da min. - 111,5 mm

da max - 115 mm

Da max. - 138,5 mm

ra max. - 1 mm

Dx - 152 mm

Cy - 4,7 mm

Cz - 1,7 mm

rn - 0,5 mm

Weight - 0,816 Kg

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

Basic static load rating (C0) - 42 kN

(Grease) Lubrication Speed - 4 300 r/min

(Oil) Lubrication Speed - 5 100 r/min

Calculation factor (f0) - 16,5

• Model Number: 6921NR
• Inner Diameter：105mm Outer Diameter：145mm Width：20mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-13
• Application:lifting tackle,manual Tools,marine analysis,plastic rolling,air shower etc,Insect Count,multi-knife lathe,hydraulic connector,turret industry,test equipment,sucker industry
• Similar models:CYSD 6921-RS NACHI 6921N KOYO 6921-1-2RS NACHI 6921 CYSD 6921 CYSD 6921N NSK 6921 CYSD 6921-2RZ NSK 6921N KOYO 6921
• BEARING POWER International Trading Co.,Ltd. specialize in 6921NR products，there is large inventory of NTN 6921NR . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6921NR Which NTN 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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