4710-01-281-2503 (D7-910-010934)
NSN 4710-01-281-2503 (NIIN 01-281-2503) is a metallic tube and fittings in Federal Supply Class 4710, Pipe, Tube And Rigid Tubing — an item consisting of metal tube, straight or prebent, with permanently attached fittings (brazed or welded) on one or both ends. Manufacturer part number D7-910-010934 (Grove U.S. LLC, CAGE 12361); also referenced as 7-910-010934 (Formrite Tube Co).
NIIN assigned June 1988; DEMIL A (none required); unit of issue AY (assembly), $196.80 gov standard price.