LASCO 29-0515 Black Iron Nipple and Coupling with Right and Left Hand Thread, 1/2-Inch x 4-Inch
LASCO 29-0515 Black Iron Nipple and Coupling, Right and Left Hand Threaded, 1/2-Inch x 4-Inch NPT. Black iron nipple and coupling. 1/2-Inch X 4-Inch nipple and coupling. Right and left hand threads. NPT / standard pipe thread. Use for gas piping, instead of ground joint union. NPT / standard pipe thread.