National Stock Number (NSN) 4820-01-303-6431, or NIIN 013036431, (valve,linear,directional control) was assigned July 4, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, there are no suppliers 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, with the most recent procurement date of Jan 23, 2020. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7MC20V3064, SPE7MC18V2260, SPE7M417P3459, SPE7M417V1853, SPE7M417V1853. The total value of the awarded contracts has been US$ 19,371.12.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 6,045. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61929. [A MANUALLY OR POWER OPERATED VALVE HAVING THREE OR MORE PORTS. THE DIRECTION OF THE FLOW THROUGH THE VARIOUS PORTS IS CONTROLLED BY EITHER ONE OR MORE RECIPROCATING SLIDE(S) OR SPOOL(S) WITH RECESS AREAS WHICH MATE WITH PORTS IN AN INTEGRAL OR REPLACEABLE PORTED SLEEVE, OR ONE OR MORE POPPET(S). IT IS DESIGNED TO CHANGE THE DIRECTION OF FLUID FLOW FROM ONE VALVE PORT TO ANOTHER. AN OFF (NO FLOW) POSITION IS NOT A FLOW PATTERN. THE VALVE IS DESIGNED TO ACTUATE VARIOUS COMPONENTS OF A FLUID SYSTEM. A POWER OPERATED VALVE MAY HAVE A MANUAL OVERRIDE. FOR ITEMS WHICH STOP, START, OR CHANGE THE FLOW OF FLUID, SEE: VALVE, SOLENOID. EXCLUDES VALVE, PLUG. SEE ALSO SERVOVALVE, HYDRAULIC; BODY SECTION, WORKING, LINEAR DIRECTIONAL CONTROL VALVE; AND VALVE ASSEMBLY.]. 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 4820013036431 does not contain precious metals.
This NSN is associated to Schedule B 8481809050: other taps, cocks, valves, etc., 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.