4710-01-509-4541 (593-6960929)
NSN 4710-01-509-4541 (NIIN 01-509-4541) is a metallic pipe in Federal Supply Class 4710, Pipe, Tube And Rigid Tubing — a straight, one piece metallic pipe in excess of 12 inches (304 mm) in length. Manufacturer part number 593-6960929; also referenced as 593-6960929 PC 21, 6960929-21 (Naval Sea Systems Command).
NIIN assigned June 2003; DEMIL A (none required); ESD/EMI-sensitive.