Check the listing for details. 5 PCS EFIELD 3/4" x3/4" Male NPT Hex Nipple Pipe Adapters ,Brass Fittings. Condition: New. Listed at 14.99 USD. 5 PCS 3/4"x3/4" Male NPT brass nipple is made of high quality solid brass, firm and durable, providing high resistance to abrasion and corrosion. Solid brass hose barb can withstand up to 250 °F)Brass adapter fittings for connecting hoses, used to connect NPT brass or iron pipeCorrosion resistant which can apply to water, gas, oil and fuel as well as air tools.Hex nipple for connecting two threaded pipes and fittings with same diametersMeets specifications ASTM B584 and ASME/ANSI B16 for quality assurance5 PCS 3/4"x3/4" Male NPT brass nipple is made of high quality solid brass, firm and durable, providing high resistance to abrasion and corrosion. Solid brass hose barb can withstand up to 250 °F)Brass adapter fittings for connecting hoses, used to connect NPT brass or iron pipeCorrosion resistant which can apply to water, gas, oil and fuel as well as air tools.Hex nipple for connecting two threaded pipes and fittings with same diametersMeets specifications ASTM B584 and ASME/ANSI B16 for quality assurance