Legg Associates Inc

U.S. Precision Manufacturers

Certified domestic suppliers with specs, tolerances, and lead times upfront.

Our Manufacturing Partners

Jackson Spring
Springs • Wireforms • Fourslide — ISO 9001 • IATF 16949 • ITAR

A go-to spring source for automotive, firearms, and industrial programs requiring tight tolerances and high-volume reliability.

  • Compression, extension, torsion; prototype through multi-million
  • Music wire, SS 302/304/17-7, PB, Inconel
  • End grind, stress relief, shot peen, coatings
Swiss Automation
200+ CNC Swiss (to 38 mm) — ISO 9001 • ISO 13485 • ITAR

A trusted partner for medical device, aerospace, and firearms manufacturers who need tight-tolerance Swiss machining with full validation support.

  • Tight-tolerance Swiss; in-house bar grinding
  • Complex milled features; prototype through production
  • Validation documentation available
Chesapeake CNC
Swiss to 38 mm • Bar grinding — ISO 9001 • AS9100 • ITAR

Aerospace-grade Swiss machining for connectors, hydraulic components, and structural hardware where traceability and documentation are non-negotiable.

  • ±0.0005″ typical; finer on review
  • In-house bar grinding; complex geometries
  • Full traceability and program documentation
Asteroid Precision
Precision Turning & Grinding — ISO 9001 • FFL • SOT • ITAR

Specialists in close-tolerance grinding for hydraulic, dental, and firearms components where surface finish and datum control are critical.

  • OD/ID/surface grinding; tight datum control
  • Surface finishes held to print spec
  • Prototype through production runs
Tucker Industries
Progressive Stamping to 600 tons — ISO 9001 • IATF 16949 • ISO 14001

A full-service stamping and welding partner for automotive and industrial programs requiring high-volume production, assemblies, and JIT delivery.

  • Presses to 600t; beds to 9′x4′
  • Robotic welding, assemblies, kitting
  • JIT/EDI/barcoding logistics
Device Technologies
Protective Components — ISO 9001 • AS9100

Manufacturer of Spring-Fast®, TrimFast®, and Protect-Fast™ protective components for aerospace, rail, telecom, and energy applications.

  • Edge protection, grommet edging, cable management
  • Aerospace, rail, telecom, energy sectors
  • Standard and custom profiles available
AGF Defcom
DMLS + 5-Axis CNC — ISO 9001 • ITAR • FFL/SOT

Defense and firearms-focused additive manufacturer combining DMLS metal printing with 5-axis CNC finishing for production-ready parts in advanced alloys.

  • 17-4, 316L, Ti-6Al-4V, Inconel 718
  • DfAM through build through stress relief through 5-axis finish
  • Defense, firearms, and industrial programs
Parmatech
Metal Injection Molding (MIM) — ISO 9001 • AS9100 • ITAR

One of the most experienced MIM houses in North America serving medical, aerospace, defense, and industrial programs from design through scaled production.

  • Design through tooling through scaled production
  • Medical, aerospace, defense, industrial
  • Full traceability and documentation per program
A.T. Wall Company
Tube Drawing • Waveguide • Deep Draw • Stamping — ISO 9001

A specialty tube drawing and waveguide manufacturer with a broad alloy capability serving RF/microwave, aerospace, and precision industrial applications.

  • Custom tube drawing across a broad alloy set
  • Waveguide tubing for RF/microwave applications
  • Deep drawn and high-speed stampings
PrecisionForm
Swiss • Multi-Spindle • Cold Heading • CNC — ISO 9001

A versatile cold forming and machining partner for automotive and industrial programs needing high-volume, multi-process capability under one roof.

  • CNC Swiss, multi-spindle, and Davenport machining
  • Cold heading up to 5-die multi-blow
  • Prototype through automotive-scale production

Get in Touch

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Speak Directly with Charles

Prefer to skip the form? Charles responds quickly and can point you to the right manufacturer — or answer any questions about capability, certification, or fit — before any formal process begins.

Charles Legg — Legg Associates
Charles Legg
VP & Sales Representative — Est. 1959