d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

Angle (α) - 30 °

a - 10.8 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) - 139 kN

Basic static load rating (C0) - 123 kN

(Grease) Lubrication Speed - 4000 r/min

(Oil) Lubrication Speed - 5500 r/min

• Model Number: 7311DB
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:forming machine,Generator,Pest Monitoring,Plastic molding,Hydraulic Couplings,manual Tools,test strip,Wire grinder,light therapy instrument,lifting upgrade,food testing
• Similar models:NACHI 7311B SKF 7311BECBM NACHI 7311DF CYSD 7311 CRAFT 7311C NTN 7311DF NTN 7311BDF CYSD 7311DB CX 7311C-UO ISO 7311C
• BEARING POWER International Trading Co.,Ltd. specialize in 7311DB products，there is large inventory of NACHI 7311DB . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 7311DB Which NACHI 7311DB 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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