d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

Angle (α) - 30 °

a - 40.2 mm

r min. - 2 mm

r1 min. - 1 mm

da min. - 65 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 1.45 Kg

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 8400 r/min

• Model Number:7311
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-29
• Application:rubber products machinery and equipment,ventilator anesthesia machine etc,Broadcasting System,wall industry,plastic molding,Traffic Fire Protection Equipment Security equipment,Textile Industry Accessories and Accessories,small appliances,Oral Image,printing equipment,Medical printer
• Similar models:CYSD 7311CDB NTN 7311DT NACHI 7311DF SKF 7311BECBY NTN 7311 NTN 7311DF SNR 7311BGA SKF 7311BECBM NSK 7311A NACHI 7311
• BEARING POWER International Trading Co.,Ltd. specialize in 7311 products，there is large inventory of KOYO 7311 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 7311 Which KOYO 7311 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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