Finishing and Assembly

Engineered Production of Precision Components

Finishing and Assembly

The integration of finishing, assembly and testing operations with our production machining operations provides you with a supplier in which you can have confidence that each step in the manufacture of your products is engineered and controller uniformly to yield consistent, reliable results.


Painting Dept [Click image to enlarge]

Painting Dept
[Click image to enlarge]

We are a NADCAP accredited facility, Class 1 “A” for MIL-SPEC painting, including CARC, epoxy, enamel, urethane, and water base applications. Finishes include gloss, flat, smooth and textured and may be multi-colored. Complex masking, cosmetic filling and surface preparations are performed as specified.


Chemical film (Chromate) certified to MIL-C-5541, MIL-DTL-5541 if performed in-house under carefully controlled conditions to insure dimensional integrity of the finished part and to provide a receptive surface for painting.

Part Marking is accomplished by silk screen, rubber stamping and other approved processes in strict accordance with specifications.

Assembly operations include installation of all varieties of threaded inserts, riveting of card guides and mounting of handles, latches, brackets, pads, bushings and pins. Efficient, reliable methods and proper fixturing insure compliance with all requirements.


Impregnation Line Our in-house impregnation line [Click on image to enlarge]

Impregnation Line
Our in-house impregnation line
[Click on image to enlarge]

Leak detection procedures, and Impregnation per MIL-I-276 b is available in-house to verify and enhance the integrity of critical material. Certified and well-trained personnel perform these important tests with unqualified integrity.


The on-site completion of your product, ready for final assembly, is another of the many reasons that you can trust H & S Swansons to support your major programs successfully.

Our capabilities include the following:

  • Painting-Mil-Spec Qualified Class 1 “A”
  • Epoxies, Urethane, Enamel, Water base
  • Smooth through Textured
  • Flat to Gloss
  • Multi-Color Applications
  • Preparation-Complex Masking
  • Dot Peen / Data Matrix Part Marking
  • Cosmetic filling and Sanding
  • Anodization, Type II and Type III
  • Chemical Film to MIL-C-5541, MIL-DTL-5541
  • Impregnation Sealing Per MIL-I-276 a,b,c
  • Marking
  • Silk Screen
  • Stamping

H. & S. Swansons’ Tool Company is AS9100D and ISO9001:2015 certified. Nadcap-certified Finishing Operations for Chemical Processing and ITAR Registered.

Engineered Production of Precision Components

Aerospace and Defense companies only work with the very best!


USA based

USA based vertically integrated complex precision machining and finishing

365 Quality Control

A comprehensive Quality Control System that supports the entire manufacturing operation

Timely Delivery Done Right

Vertical integration provides a competitive edge and timely delivery