NSN 4820-00-431-6265, 4820004316265
DRAIN VALVE ASSEMBLY

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 004316265
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 4820-00-431-6265

National Stock Number (NSN) 4820-00-431-6265, or NIIN 004316265, (drain valve assembly) was assigned April 26, 1971 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 10, 2014, 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 4820004316265 contains an unknown precious metal.

This NSN is associated to Schedule B 8481909090: parts of taps, cocks, valves and similar appliances, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CONSISTS OF P/N 82-116 GASKET 1; P/N 84-5760 HOSE AY 1; P/N 82-371 ELBOW 1; P/N 84-1228-2 BRACE 1; P/N 82-654 UNION AY 1; P/N 84-776 BRACE 1; P/N 82-1076-2 VALVE AY 1; P/N 84-4059 NIPPLE 1; P/N 84-5635 CROSS 1; P/N 82-1059 NIPPLE 2; P/N 82-1075 VALVE AY 1; P/N 84-1228-1 BRACE 1; P/N 82-5700 HEAD 1; P/N 82-1055 TEE 1; P/N AN816-16-12D NIPPLE 1; P/N 82-747 DISC 1; P/N 82-288 GASKET 1; 84-5646 PIPE 1