NSN 2590-00-333-7543, 2590003337543
RETAINER,PUSH ROD,HORN SWITCH

Federal Supply Classification: FSC 2590 - Miscellaneous Vehicular Components
National Item Identification Number: NIIN 003337543
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 2590-00-333-7543

National Stock Number (NSN) 2590-00-333-7543, or NIIN 003337543, (retainer,push rod,horn switch) was assigned January 1, 1963 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.

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 2590003337543 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) STEEL,AISI B1111 OR B1112,CADMIUM PLATE,0.625 IN. LG,0.562 IN.BOTTOM DIA,1.062 IN.TOP DIA,DRILL 0.1015 IN. DIA HOLE THROUGH CENTER AXIS,TAP THROUGH,0.125-40,UNC,3B,RH THD,0.031 IN.W SLOT,0.500 IN. DEEP FROM BOTTOM,0.062 IN.BY @30.0 DEG CHAMFER AROUND BOTTOM DIA