Firestone 9542 Air Tank 5 Gallon 2-Port 3/8 NPT 150 PSI

The Firestone 9542 is a 5-gallon compressed air reservoir tank designed to work alongside an on-board air compressor system as part of an air helper spring setup. By storing a reserve of pressurized air, this tank allows for faster inflation of air springs, reducing wait time and improving system responsiveness under load.

The tank features (2) 3/8" NPT ports for straightforward connection to compressors, air springs, and related air management components. The steel construction is finished with a baked black enamel coating applied to both the interior and exterior surfaces, providing lasting corrosion resistance. The tank is manufactured to SAE J10 specifications and pressure-tested to twice its working pressure, with a maximum operating pressure of 150 PSI.

Key Features:

• 5-gallon compressed air capacity for extended air spring system support
• (2) 3/8" NPT ports for flexible plumbing connections
• Steel tank with baked black enamel coating — internal and external corrosion protection
• Rated for up to 150 PSI maximum operating pressure
• Manufactured to SAE J10 compliance standards
• Pressure-tested to twice working pressure for safety and reliability
• 2-year limited warranty

The Firestone 9542 air tank is an ideal reservoir solution for truck and SUV air spring systems, delivering a reliable supply of compressed air to keep air helper springs performing at their best.