NSN 4820-33-003-1779, 4820330031779
BALL,VALVE,PORTED

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 330031779
Codification Country: Spain
Item Name Code: INC 32559
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 4820-33-003-1779

National Stock Number (NSN) 4820-33-003-1779, or NIIN 330031779, (ball,valve,ported) has an unknown assigned date. This NSN does not replace any other NSNs.

There are 3 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, there are no suppliers that are 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 unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 32559. [A SPHERICAL SHAPED DEVICE WITH TWO OR MORE PORTS USED TO PREVENT OR REGULATE THE FLOW OF FLUIDS IN A VALVE, NOZZLE, OR THE LIKE. IT MAY INCLUDE AN INTEGRAL VALVE STEM. FOR VALVE BALLS THAT DO NOT INCLUDE PORTS SEE BALL, CHECK. EXCLUDES PLUG, ROTARY, VALVE.].

This information was last updated on Feb 04, 2026.