Est. 1996 · San Diego, California
5-axis CNC machine cutting a precision aluminum part

Parts · Assemblies · Commercial supply — since 1996

Precision parts, built to print for three decades.

Nisan Engineering and Supply delivers build-to-print parts and full assemblies through longstanding production partners — from military to medical applications — and supplies commercial off-the-shelf parts to OEMs nationwide.

30years

In continuous operation

±0.0005in

Precision tolerances

ISO9001

Certified quality system

NIST

Cybersecurity compliant

What we do

One partner for machined parts and commercial components.

We coordinate production through longstanding partners, keeping work efficient and client costs low without the overhead of an owned shop. One purchase order, one point of accountability.

Build-to-Print Parts & Assemblies

Division 01

Build-to-Print Parts & Assemblies

Precision machined parts, castings and complete assemblies manufactured to your drawings and specifications — from military to medical applications. We provide first article inspection (FAI) reports using AS9102 Rev C forms.

  • Prototype through production, including castings
  • Full assemblies, finished & tested
  • Managed outside processing
Commercial Parts Supply

Division 02

Commercial Parts Supply

Off-the-shelf and catalog components sourced from trusted manufacturers, with full certifications and traceability back to the source. We can also modify commercial off-the-shelf (COTS) items to meet your requirements.

  • Bearings, gears & gaskets
  • Hardware & rubber components
  • Kitting and scheduled releases

Capabilities

A partner network for demanding work.

All capabilities

01

Precision Machining

3, 4 and 5-axis milling, lathe work and Swiss machined parts.

02

Sheet Metal & Cutting

Sheet metal fabrication with laser and water jet cutting.

03

Prototyping & 3D Printing

Fast prototypes, 3D printed parts, plastics and molding.

04

Full Assemblies

Small or large build-to-print assemblies, from military to medical applications.

05

Outside Processing

Paint to spec, chem film, zinc, anodize and more through our finishing partners.

06

COTS & Commercial Parts

Bearings, gears, gaskets, hardware, rubber components and more, including modifications to COTS items.

Industries served

Trusted where failure isn't an option.

Our parts fly, sail, heal and power the systems that matter. We understand the documentation, traceability and consistency these industries require.

View industries
  • 01Aerospace
  • 02Defense
  • 03Medical
  • 04Semiconductor
  • 05Marine
  • 06Energy
  • 07Industrial Automation
  • 08Telecommunications
CMM probe inspecting a machined aluminum part

Quality

Quality built into every step.

From contract review to partner inspection documentation, our quality system coordinates requirements and traceability across the production network.

  • ISO 9001 certified quality management system
  • NIST cybersecurity compliant — your drawings and data stay protected
  • First article inspection (FAI) reports using AS9102 Rev C forms and CMM verification
  • Material certifications, CoCs and full lot traceability
Our quality system

How we work

From drawing to delivery.

  1. 01

    RFQ & Review

    Drawings, specs and quantities reviewed by our engineers.

  2. 02

    Quote

    Clear pricing, lead time and any DFM recommendations.

  3. 03

    Production

    Manufacturing and finishing coordinated with longstanding production partners.

  4. 04

    Verify

    Partner inspection results and required documentation reviewed before delivery.

  5. 05

    Deliver

    Packaged, certified and shipped on schedule.

Request for quote

Send us your drawings. We'll take it from there.

Build-to-print parts or commercial components — our team reviews every request and responds with pricing and lead time.