NSN 2805-00-378-9781, 2805003789781
Cancelled -> Replaced by 2920003989781

Federal Supply Classification: FSC 2805 - Gasoline Reciprocating Engines, Except Aircraft; and Components
National Item Identification Number: NIIN 003789781
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 2805-00-378-9781

National Stock Number (NSN) 2805-00-378-9781, or NIIN 003789781, (piston assembly) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 2 stock numbers: 2920003989781, 1005007994298.

There are 2 manufacturer part numbers 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.

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 2805003789781 contains an unknown precious metal.

This information was last updated on May 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSISTS OF OIL REGULATING RING-61748,CENTER COMPRESSION RING-21223,TOP COMPRESSION RING-21220,PISTON-210039,2 PISTON PIN LOCK-26026,INSTRUCTION SHEET-MS1558,CARTON-67427