OUT OF STOCK - Expected Back Winter 2026

You can place an order now and will ship as soon as it comes back in stock. You will NOT be charged until we are ready to ship your order and you can cancel at any time prior to shipment with no penalty. Your order is simply holding your place in line and all orders are filled on a first-come, first-served basis.

Aerox 4110-115-4 Steel PMA Oxygen Cylinder - 115 C.F. Overview:

FAA PMA Production Approved Cylinder

Cylinders are cleaned for oxygen service. 
Service Pressure: 1850 PSI
Maintenance: 3 year Hydro-Static Test. 24 year service life.
Thread: 1.00" NPT

Aerox PMA Oxygen Cylinders meet stringent FAA requirements and are manufactured by the same suppliers used by the OEM. Same quality, same production line the only difference is the Aerox label and a lower price.

These PMA cylinders are a direct replacement for Zodiac Oxygen Systems US (Avox Systems Inc), Rockwell Collins (B/E Aerospace) and other manufacturers. New PMA cylinders being added based on customers demand. Many of the aircraft covered by the PMA supplements include Airbus, Hawker/Beechcraft, Boeing, Bombardier, Cessna, Dassault, Embraer, Gulfstream, Mooney, and many others.
Listed Cylinders are PMA’d for installation in Aircraft listed in PQ2091NE Supplements 2 & 3.

NOTES: 
Worthington Industries was formerly Structural Composites Ind.
Collins Aerospace was formerly B/E Aerospace & Puritan Bennett
Zodiac Oxygen Systems US was formerly Avox Systems / Scott Aviation

"PMA" stands for "Parts Manufacturer Approval." This designation is granted by the Federal Aviation Administration (FAA) to manufacturers of aircraft parts who meet specific safety and quality standards. Parts with a PMA approval are considered to be equivalent to their original equipment manufacturer (OEM) counterparts and can be installed on certified aircraft. PMA parts undergo rigorous testing and approval processes to ensure they meet FAA requirements for safety, reliability, and performance.