NSN 2995-01-212-9803, 2995012129803
PISTON,MODE SELECTOR,VALVE

Federal Supply Classification: FSC 2995 - Miscellaneous Engine Accessories, Aircraft
National Item Identification Number: NIIN 012129803
Codification Country: United States
Item Name Code: INC 77777
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 2995-01-212-9803

National Stock Number (NSN) 2995-01-212-9803, or NIIN 012129803, (piston,mode selector,valve) was assigned July 20, 1985 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 14, 2014. There have been 2 contracts issued for this part number, with 2 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: SPE4A714V1681, SPE4A714V1579. The total value of the awarded contracts has been US$ 29,647.38.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 05, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. 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 2995012129803 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) U/O VALVE ASSY PN 323155 NSN 2995011990612 FOR F110 ENG; E/I F16 C-D ACFT
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) MATL CRES 17-4PH AMS5643; 0.646 IN. LG; 0.622 IN. OD 0.131 IN. ID 8 PL EQ SP 0.131 IN. ON BASE OF PISTON; 0.133 IN. DIA 4 PL 0.046 IN. W/ 0.030 IN. R ON PISTON HEAD
FSC APPLICATION DATA: (ZZZV) MISCELLANEOUS ENGINE ACCESSORIES,AIRCRAFT