d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r min. - 2 mm

da min. - 64 mm

da max - 72,5 mm

Da max. - 111 mm

ra max. - 2 mm

Weight - 1,37 Kg

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

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 5 600 r/min

(Oil) Lubrication Speed - 6 700 r/min

Calculation factor (f0) - 13,1

• Model Number: 6311
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:transportation equipment,Spectrum Products,gear grinding machine,Chromatography Products,vertical sawing machine,Vertical pull,impression material,ventilator anesthesia machine etc,Other Measurements,Industry,water protection
• Similar models:NTN 6311NR ISB 6311-2RS FAG 6311-2RSR KOYO 6311Z KBC 6311DD NKE 6311 Fersa 6311 AST 6311 NTN-SNR 6311 SKF 6311-2Z/VA201
• BEARING POWER International Trading Co.,Ltd. specialize in 6311 products，there is large inventory of NSK 6311 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 6311 Which NSK 6311 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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