MASS Systems, a division of AMETEK Ameron, was started in 1988 by executives with years of experience in the design, qualification and manufacture of systems and components for the aerospace and defense industries. MASS Systems has developed, and patented, many of the original concepts employed today in aviation safety system design.

The company’s OEM portfolio includes engine, APU, cargo bay and lavatory fire suppression systems as well as high pressure vessels and pyrotechnic cartridges for a wide variety of commercial and military fixed wing and rotorcraft platforms.

MASS Systems is a go-to specialist for all aviation safety applications requiring high-pressure gaseous media containment. Our teams stand ready to design and deliver a robust, cost-effective and fully customizable system to meet specific client requirements.

MASS Systems also offers fire suppression system gas concentration certification testing that utilizes a proprietary, lightweight, modular fire extinguisher gas chromatograph system. Check out the information on this page to learn more.


Quality Awards & Certifications
AMETEK MRO maintains a vast array of MRO certifications across our 16 locations worldwide including AS9100, ISO9001, FAA, EASA and CAAC among others. These certifications are in some cases dependent on the location of our particular facility. Below is a listing and brief description of our locations where MRO repair and overhaul are performed. Please click the button below which will link you to the site’s web pages that include specific certifications maintained at this location.

AMETEK MRO is proud to have earned numerous industry awards for MRO service and support excellence. They serve as a testament to the dedication and hard work of our teams to go above and beyond in support of our customers and partners worldwide.

Products & Services
Aviation safety equipment:
  • Engine and APU fire extinguishers
  • Cargo compartment fire extinguishers
  • Cabin and lavatory fire extinguishers
  • Pyrotechnic cartridges and CAD/PAD devices for aviation safety equipment, commercial and military
  • Complete fire suppression system capability - fire detection and fire suppression
Fire suppression agents utilized:

Halon 1301, Halon 1211, HFC-125, FM-200, FE-36

Aircraft oxygen systems and components:
  • Oxygen cylinders
  • Crew masks
Gaseous media containment:
  • Emergency power assist systems (EPAS)
  • Emergency gear blow down bottles
  • Missile launch systems
  • Missile cooling systems
  • Capability to design and deliver high-pressure system custom tailored for customer applications
Test Services

Aircraft fire extinguisher gas concentration testing using state-of-the-art, FAA-approved gas chromatograph system.

Contact Us
AMETEK MRO Ameron OEM Services
4750 Littlejohn St.
Baldwin Park, California 91706 U.S.A.
Telephone: 626.337.4640
Fax: 626.337.1641
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