d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

rn - 0,5 mm

a - 4,06 mm

b - 3,1 mm

f - 2,82 mm

r min. - 2 mm

r0 max. - 0,6 mm

D1 - 115,21 mm

D2 - 129,7 mm

da min. - 64 mm

da max - 74 mm

Da max. - 111 mm

ra max. - 2 mm

Dx - 131,5 mm

Cy - 6,5 mm

Cz - 2,9 mm

rn - 0,5 mm

Weight - 1,37 Kg

Basic dynamic load rating (C) - 71,5 kN

Basic static load rating (C0) - 45 kN

(Grease) Lubrication Speed - 5 800 r/min

(Oil) Lubrication Speed - 6 800 r/min

Calculation factor (f0) - 13,2

• Model Number:6311NR
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:root canal filling,Embroidery,Machine Tool Accessories,medical equipment,Doppler,atomizer class,Plastic molding,Forklift industry,pump industry,building decoration raw materials and accessories,medical equipment
• Similar models:NSK 6311ZZ SKF 6311-2RS1 ZEN 6311-2RS KBC 6311DD NACHI 6311NR ISB 6311-ZNR NKE 6311-2Z-NR NKE 6311-Z ISB 6311NR AST 6311ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 6311NR products，there is large inventory of NTN 6311NR . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6311NR Which NTN 6311NR 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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