Sub Source, Inc. is a NADCAP accredited and ISO certified “one-stop” service provider for critical and secondary processes. We specialize in non-destructive testing, coatings and metal finishing. Additional services are available to ensure your entire project is completed within our 120,000 square-foot Rockford, IL facility.
With over 50 years of industry and technology expertise, we excel at solving challenges with difficult parts or processes. Our dedicated expediting team reduces lead times and holds an on-time delivery performance that is greater than 94.7%. Rely on our expertise and efficiency to carry even your most challenging project to completion.
nondestructive testing, Liquid penetrant inspection, Magnetic particle inspection (MPI), Nital etch, Powder coating, Dry film lubricant, Chemical agent resistant coating, military spec painting, Fine-grain zinc, Heavy-grain zinc coating, Manganese phosphate, Iron phosphate, Black oxide, Passivation, Chem film, Chemical conversion coating, Ultrasonic cleaning, Vapor degreasing, Grit blasting