Threaded plug Alliance Plastics

Alliance Plastics offers one of the most versatile and complete threaded cap and plug ranges in the industry with 45 styles to choose from. These styles are designed to protect your mating threads from nicks or dings that may occur anytime up to final installation. Our threaded caps and plugs mate with all of the world’s most common thread styles which include:

Imperial/Standard threads (UN, UNF, UNS, UNC and SAE) - 17 styles
4 styles that seal for superior leakage protection

Metric threads - 8 styles
1 style that seals for superior leakage protection

NPT Threads - 7 styles
1 style that seals for superior leakage protection
JIC Threads - 6 styles

BSP/Gas threads - 5 styles
1 style that seals for superior leakage protection
UNJ/UNJS - 2 styles

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