National Stock Number
4820-00-113-5527
National Stock Number (NSN) 4820-00-113-5527, or NIIN 001135527, (valve,float) was assigned September 4, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4610007575522.
There are 6 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 31, 2013, 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) 05481. [A VALVE DESIGNED TO UTILIZE A VALVE FLOAT WHICH CONTROLS THE OPENING OR CLOSING OF THE VALVE AS THE VALVE FLOAT IS LOWERED OR RAISED BY THE LEVEL OF THE FLUID BEING CONTROLLED. EXCLUDES:VALVE,FLOAT,WATER CLOSET TANK.]. 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 4820001135527 contains an unknown precious metal.
This NSN is associated to Schedule B 8481803090: taps, cocks and valves, nesoi, 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 Aug 01, 2025.