National Stock Number
1730-00-335-5403
National Stock Number (NSN) 1730-00-335-5403, or NIIN 003355403, (lock,aircraft ground safety) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 11 contracts issued for this part number, with 11 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE8EF24P0369, SPE8EF23P0081, SPE8EF22P0596, SPE8EF22P0596, SPE8EF17P0359. The total value of the awarded contracts has been US$ 228,135.59.
This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 26,435. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 40337. [A LOCK DESIGNED TO PREVENT THE INADVERTENT MOVEMENT OR OPERATION OF COMPONENTS SUCH AS RUDDER PEDALS, HORIZONTAL STABILIZER, OLEO STRUT AND THE LIKE, DURNIG FLIGHTLINE MAINTENANCE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1730003355403 does not contain precious metals.
This information was last updated on Aug 01, 2025.