Hydra-Shield Manufacturing, Inc.

Hydra-Shield Manufacturing, Inc.

Hydrant Nylon Cap


NYLON HYDRANT C APS are only 25% the weight of cast iron caps, yet they withstand normal hydrant operating pressure and resist permanent deformation under stress. Standard stocked cap sizes with NST threads are made for 2.5', 4', and 4.5' hydrant outlets. Custom threads are available in all sizes.


Permanent Color Coding- Permanent color pigment are added to the plastic resin. This eliminates the need for painting. A choice of colors provides an economical to color code fire hydrant flow and identification.

No Maintenance- The nylon caps are impact resistant, cannot rust, never require thread lubrication and also are UV protected. 

No Scrap Valve- Nylon caps have no scrap value.

Color Options: 
Standard colors include orange, yellow, red, blue, and green.

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