National Stock Number (NSN) 1730-00-522-1640, or NIIN 005221640, (shield,aircraft ground servicing) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 1730002150349.
There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8E925V1188, SPE8E925V1188, SPE8E925V1004, SPE8E925V1004, SPE8E919V1673. The total value of the awarded contracts has been US$ 85,651.32.
This NSN is unique to one weapons system.
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$ 12,805. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 28, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 27338. [AN ITEM DESIGNED TO FIT INTO AND/OR OVER VARIOUS EXTERNAL OPENINGS IN AN AIRCRAFT, SUCH AS AIR SCOOPS, EXHAUST OUTLETS, AND VENTS TO PREVENT THE ENTRANCE OF FOREIGN MATTER WHILE THE AIRCRAFT IS ON THE GROUND. THERE IS USUALLY A WARNING STREAMER ATTACHED TO INDICATE REMOVAL BEFORE FLIGHT. EXCLUDES:PLUG, PROTECTIVE, DUST AND MOISTURE SEAL; AND CAP-PLUG, PROTECTIVE, DUST AND MOISTURE SEAL. FOR FABRIC ITEMS, OR THE LIKE, DESIGNED TO ENVELOPE OR SPREAD OVER AN OPENING, SEE COVER, AIRCRAFT GROUND SERVICING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1730005221640 does not contain precious metals.
This NSN is associated to Schedule B 8803909060: other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336419: other guided missile and space vehicle parts and auxiliary equipment manufacturing.
This information was last updated on Aug 01, 2025.