NSN 2910-00-400-2312, 2910004002312
SLEEVE,COOLING,FUEL INJECTION NO

Federal Supply Classification: FSC 2910 - Engine Fuel System Components, Nonaircraft
National Item Identification Number: NIIN 004002312
Codification Country: United States
Item Name Code: INC 61780
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 2910-00-400-2312

National Stock Number (NSN) 2910-00-400-2312, or NIIN 004002312, (sleeve,cooling,fuel injection no) was assigned February 28, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

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 Sep 02, 2005, 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 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) 61780. [AN ITEM DESIGNED TO DISSIPATE HEAT FROM A FUEL INJECTION NOZZLE. IT MAY BE PROVIDED WITH COOLING FINS OR RIBS AND MAY BE CONNECTED TO THE COOLING SYSTEM OF AN INTERNAL COMBUSTION ENGINE.]. 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 2910004002312 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) MATERIAL STEEL,O/A LENGTH 9.250 IN.,MAJOR OD 2.500 IN.,MINOR OD 2.250 IN.; THREADED END ID 0.844 IN.,LG OF THREAD 1.250 IN.; LARGE END LG 2.250 IN.,SMALL END LG 7.000 IN.