National Stock Number
4810-00-863-9499
National Stock Number (NSN) 4810-00-863-9499, or NIIN 008639499, (valve,linear,directional control) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 1650006097241.
There are 3 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
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 4810008639499 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 Jul 01, 2025.