The male standard thread-double male reducing adapters are made of lead-free cast brass in compliance with the federal SDWA. Male National Standard Thread (MNST) x Male Iron Thread (MIP) adapters have a CWP pressure rating of 300 psi and a temperature rating of 180 F. They are available is six sizes ranging from 1 inch MNST x 1 inch MIP up to 2 ½ inches MNST x 3 inches MIP. Matco-Norca. 

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