When you are putting together equipment that will be used in challenging environments, sometimes the smallest of choices can make the biggest of differences. One of APM Hexseal's earliest innovations is the SeelnutĀ®, a hexagonal nut that includes a fully integrated rubber seal with molded rubber threads. Designed and patented by APM Hexseal, these self-sealing nuts can be used with all types of conventional screws, bolts and threaded studs, in applications where there...