National Stock Number
4820-01-285-1788
National Stock Number (NSN) 4820-01-285-1788, or NIIN 012851788, (valve,plug) was assigned September 8, 1988 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 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 Oct 26, 1999, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05490. [A VALVE DESIGNED TO CONTROL THE FLOW OF A FLUID BY THE ROTATION OF A PORTED PLUG OR PLUG SECTOR WITHIN A SUITABLE PORTED SEAT. THE PLUG REQUIRES LUBRICATION FOR EASE OF OPERATION OR CONTAINS A BONDED COMPOSITION SEAL(S). SEE ALSO VALVE, SEATLESS AND COCK, PLUG.]. 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 4820012851788 does not contain precious metals.
This NSN is associated to Schedule B 8481803065: plug type taps, cocks and valves of steel, hand operated. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.
This information was last updated on Jul 01, 2025.