This Swagelok/Cajon brass coupling is a versatile and reliable fitting for your air, water, or propane system. With a 1/4 inch diameter on both ends and female-to-female gender, it is a straight coupling that can connect easily to NPT threads. Made of durable brass material, it ensures a secure and leak-free connection for your fluid or gas application. This fitting belongs to the Threaded Fittings, Pipe & Hose Fittings, Fittings & Adapters category, suitable for use in a variety of industries including hydraulics, pneumatics, pumps & plumbing, and business & industrial.