The Firestone inflation valve is a 1/4 in tubing fitting that provides a service port for pressurizing or adjusting air springs and pneumatic circuits. Offered as a 25‑pack, the valves are specified for 1/4 in tubing and listed as brass in the extended description, making them suitable for repeated use during maintenance. They give a convenient access point for inflation and pressure checks.
Firestone Inflation Valve 1/4in. Tubing Fittings - 25 Pack (WR17603032)