Fully hardened for extra durability and to protect them from wear due to constant use

Ball check in the head prevents dirt and grit from getting into the fitting

Heavier wall thickness for extra strength

Zinc Plated with Yellow Passivated finish, for maximum protection against corrosion

Stress Relieved and Tempered Carbon Steel Spring

Every fitting is individually inspected and batch tested to 5,000 PSI

Designed to meet the demanding requirements of most Automotive, Agricultural, Industrial, Marine, Truck, Federal, and, Construction Equipment needs

Thread rolled taper threads are stronger and durable due to hardening and toughening of threads. This is not achievable in a cut thread process, as the threads become brittle on the periphery

Dome type riveting completely covers the spring enabling the spring to be firmly secured in its place