MASS Systems, a division of AMETEK Ameron, LLC, was started in 1988 by executives with considerable experience in the design, qualification and manufacture of systems and components for the aerospace and defense industry. MASS is D.O.T. certified and meets or exceeds MIL-I-45208A specifications.

MASS holds numerous Part Manufactured Approval's (PMA's) together with various patents applicable to aircraft fire extinguishers. Over several years MASS has pioneered many of the advances made in the aerospace fire supression industry. Recently MASS has added oxygen mask components to its manufacturing abilities. MASS also has a state-of-the-art FAA-approved Fire Extinguisher Gas Chromatograph System that offers substantial weight and space savings over other existing units. Among the designs and development includes:
  • Hermetically-sealed aircraft Fire Extinguisher patent
  • Temperature Compensated Pressure Switch patent
  • Aircraft Lavatory Fire Extinguisher patent
  • The use of Nitronic 40 (21-6-9) Stainless Steel in aircraft fire extinguishers
  • The Shock Wave method of rupturing the outlet diaphragm in aircraft fire extinguishers resulting in safer pyrotechnic cartridge designs.
  • The bottle within a bottle concept used with the SAAB 340 cargo compartment fire extinguisher.
MASS Systems is located in a well equipped facility in Baldwin Park, California. In 2009 MASS Systems became part of Ametek Ameron, LLC. Most of the MASS PMA's are distributed by Ameron Global Product Support.


AMETEK MRO is taking part in the following exhibitions:


MRO Americas

9th - 11th April 2019

23th - 25th April 2019

AP&M Europe

5th - 6th June 2019

Paris Air Show
17th - 23rd June 2019

10th - 13th August 2019

MRO Europe
15th - 17th October 2019

22nd - 24th October 2019