Aluminum Bellcrank for Aerospace

Aluminum Bellcrank Project Highlights

Product Name

I.D. Honing of an Aluminum Bellcrank

Product Description

We had to hone several holes on this Bellcrank and achieve a tolerance of ± .0001″.

Capabilities Applied/Processes

Horizontal I.D. Honing

Equipment Used to Hone Part

Sunnen Horizontal Honing Machines & Tooling

Overall Part Dimensions

I.D. of Honed Holes:

  • .6872″
  • .7770″
  • .8122″
  • Length: 5.975″
  • Height: 3.951″
  • Thickness: .900″
Tightest Tolerances
  • ± .0001″
  • True Position of .007″
Material of Component

AMS 4201 Aluminum

Maximum Material Finish

32 Microfinish

In Process Testing/Inspection Performed
  • Dimensional inspection with Sunnen gages
  • Surface finish inspection with Bendix profilometer
Industry for Use

Aerospace

Standards Met
  • Customer supplied operation sheet
  • 2D CAD drawing & specifications