Prime Approvals
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HSI is Approved By Many Of The Most Prominent Manufacturers In The World.

We are continually qualifying under new standards and expanding our services, as well as maintaining existing certifications through stringent annual audits by Prime Contractors and 3rd party accreditation.

The process of obtaining prime contractor approvals is driven by suppliers and their customers.  If you don't see your customer on this list, contact us to discuss how together, we can make our Nondestructive Testing services available for the assurance of you and your customers.

MT= Magnetic Particle Inspection PT=Fluorescent Penetrant Inspection PS=Passivation Treatment
TE= Temper Etch Inspection A=HSI is Prime Contractor Approved C=HSI is Compliant, approval may not be required
Prime Contractor MT PT PS TE
AAR Cargo Systems A A A C
Airbus C C C C
Argotech A A A A
AVMATS / Corpair C C C C
Beaver Aerospace A A A A
Bell Helicopter Textron A A A A
Boeing Company - S01092 C C C C
Colt Industries C C C C
Curtiss Wright Flight Systems A A C C
MTU Aero Engines GmbH C A C C
de Havilland C C C C
Department of Defense A A A A
Dresser Rand C C C C
Eaton Vickers Aerospace, including Sterer Engineering A A A A
EMS Technologies A A C C
Extex, Ltd. A A A A
Federal Aviation Administration A A A A
Fairey Hydraulics Limited A A A A
Frisby Aerospace A A A A
General Electric Aviation A A C C
General Dynamics: Land Systems, Electric Boat A A A A
Goodrich Corporation C C C C
Hamilton Sundstrand A A A C
Honeywell Engines, Systems & Services A A A A
Hindustan Aeronautics Ltd. C A A C
HTD Aerospace A A A A
Kaman Aerospace Corporation A A A A
Leland Electric C C A C
Lockheed C C C C
Lycoming A A C C
MD Helicopters, Inc. A A C C
Messier-Dowty C A C C
Moog Inc. A A A C
Nadcap A A A A
New York Air Brake C C C C
Northrop Grumman Newport News A A C C
Parker Abex A A A A
Parker Hannifin Aerospace A A A C
Pratt & Whitney Auto Air, Inc. - Space Propulsion Division. A A C C
Pratt & Whitney Canada A A C C
Precision Airmotive A A A C
Raytheon A A C C
Rolls-Royce Corporation A A A C
Schweizer Aircraft Corp. A A C C
Sikorsky Aircraft A A A C
Smiths Industries Aerospace A A A C
Tactair Fluid Controls A A C C
Teledyne Continental Motors C C C C
Textron: HR Textron, Marine & Land, Systems Division A A A A
Timken Alcor Aerospace Technologies A A A C
Triumph Group A A A A
Turbo Technologies LLC C C C C
United Technologies Corp. C C C C
Williams International A A A A
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