Customer:  Aerospace/Commercial OEM

Part Name: Hoist Link

Customer:  Aerospace Tier 1

Location: US

Description:  Aerostructure, Door component

Industry: Aerospace (Commercial)

Materials: 7050-T7451 Aluminum

Quality Details & Requirements:

• Four precision same size bores:  .0007” total tolerance
• Coaxial bores,  .002” tolerance

Quantity:  55 Total ship sets, 1 part per ship set

Part Size & Dimensions:

• Height = 5.55”
• Width = 5.28”
• Length = 8.5”

Application(s) Used:

• 5-Axis Positioning, CNC Machining OP1
• High-Speed Machining
• Precision Boring

Cycle Time(s):  OP1 = 22 minutes

Engineering & Software Requirements:

• NX CAD File
• PDF Drawing
• TopSolid/TopCAM for CNC programming

Special Processes:

• Liquid Penetrant Inspect, ASTM-E-1417, TYP-1
• Non-Chromic Anodize, MIL-A-8625, TYP-1C
• Epoxy primer, BMS10-11, TYP 1
• Semi Gloss Enamel White Top coat, BMS10-11, TYP 2, BAC 702

Project Milestones:

• 1 precision bore, 4X per part required a dedicated boring head for this P/N.  Following a LEAN strategy the boring tools we set up and maintained for this part exclusively thus reducing machining variants and eliminating scrap each time the part was run.