d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

Angle (α) - 40 °

a - 22.3 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 58 mm

da min. - 61 mm

Da max. - 114 mm

ra max. - 1 mm

Weight - 1.45 Kg

Basic dynamic load rating (C) - 132 kN

Basic static load rating (C0) - 116 kN

(Grease) Lubrication Speed - 3500 r/min

(Oil) Lubrication Speed - 5000 r/min

• Model Number:7311BDB
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-20
• Application:CNC,baler,Dental Drill etc,surgical instruments,survey accessories,stirrer,dye pigments,Infrared Technology,Perfusion device,agricultural testing and analysis equipment and related,Insect Count
• Similar models:SKF 7311BEP NACHI 7311 CRAFT 7311C CX 7311A-UX NKE 7311-BE-MP NTN 7311 NTN 7311BG CYSD 7311 SNR 7311BA NSK 7311A
• BEARING POWER International Trading Co.,Ltd. specialize in 7311BDB products，there is large inventory of NACHI 7311BDB . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 7311BDB Which NACHI 7311BDB 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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