Yellow 4 1/2 in. (114.3 mm) Nylon Hydrant Cap with Gasket, Loop & Cable protects fire hydrant thread connections against dirt, debris, dust, and ice accumulation. These lightweight, NST-threaded nylon caps have no scrap value, providing a theft-resistant alternative to traditional brass caps.
This 4 1/2 in. (114.3 mm) Hydrant Cap is made from a fiberglass-reinforced and heat-stabilized polyamide material. This high-performance thermoplastic is specially formulated to provide a lightweight, high-strength replacement for metal parts. It resists damage from UV rays and corrosion, and withstands high and low temperatures without deforming or becoming brittle.
Each lightweight Yellow cap is threaded with 4 1/2 in. (114.3 mm) National Standard Thread (NST) and includes a chain loop and cable to secure against loss.