This male & female coupling set is 2-1/2" NST/NH (National Standard Thread) Double Jacket Bowl is new (older stock) with fem coupling thread gasket and two bowl gaskets. Made of heavy cast brass these are often used on marine, mill or industrial fire hose applications. The set requires two expansion rings and expansion ring application tool .
#DMH2525F Brass Hex Nipple or Hose Adapter is brand new out of package. It is 2-1/2" Male NPT x 2-1/2" MNST (NH) Made of solid brass by Dixon Valve & Coupling. Often used on fire equipment or hoses to adapt from conventional pipe thread to National Standard Thread.
This #DMH1515F Brass Hex Nipple or Hose Adapter is brand new out of package. It is 1-1/2" Male NPT x 1-1/2" MNST (NH) Made of solid brass. Often used on fire equipment or hoses to adapt from conventional pipe thread to National Standard Thread.
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