NSN 7H-4320-012530931, TDP VER 003, REF NR DISTRIBUTOR FOR 27235, QTY 1 EA, DELIVERY FOB ORIGIN. The approved source of supply is STEWARD MACHINE CO INC (9E328). The Government does not own the data o... NSN 7H-4320-012530931, TDP VER 003, REF NR DISTRIBUTOR FOR 27235, QTY 1 EA, DELIVERY FOB ORIGIN. The approved source of supply is STEWARD MACHINE CO INC (9E328). The Government does not own the data or the rights to the data needed to purchase / contract repair of this part from additional sources. It has been determined to be uneconomical to buy the data or rights to the data. It is uneconomical to reverse engineer the part.