NSN 2810-00-787-0977, 2810007870977
DIFFUSER

Federal Supply Classification: FSC 2810 - Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components
National Item Identification Number: NIIN 007870977
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 2810-00-787-0977

National Stock Number (NSN) 2810-00-787-0977, or NIIN 007870977, (diffuser) was assigned January 1, 1962 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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.

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 2810007870977 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) ACFT ENG R2800
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) MATL MAGNESIUM PER AMS 4434; 1.499 IN. LONG; 21.188 IN. MIN AND 21.312 IN. MAX OD; BORE 12.598 IN. MIN AND 12.602 IN. MAX DIA; 14 HOLES 0.322 IN. MIN AND 0.324 IN. MAX DIA