Brass Pipe Fitting, Hex Nipple, 1/2" x 1/2" NPT Male Pipe - 2 Piece
3/4" x 3/4" NPT Brass Hex Nipple Male Pipe Adapter
Pipe Fitting and Air Hose Fitings, Hex Nipple Coupling Set - 1/4-Inch NPT x 1/4-Inch NPT,Solid Brass, Female Pipe- 10 Piece
Hex Nipple Coupling Set, 1/4-Inch NPT x 1/4-Inch NPT, Brass Male Pipe (10 Piece)