National Stock Number (NSN) 4820-01-057-7821, or NIIN 010577821, (stem,fluid valve) was assigned March 19, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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.
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 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 02, 2005, 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) 32528. [AN ITEM USUALLY METALLIC, THREADED OR UNTHREADED, USED FOR SECURING TO OR POSITIONING INTO A MATING PART. IT IS DESIGNED TO BE USED IN A GLOBE, RELIEF, REGULATOR VALVE AND THE LIKE AS A MEANS OF CONTROLLING THE FLOW OF LIQUIDS OR GASES IN A GIVEN SYSTEM. ONE END MAY HAVE AN INTEGRAL DISK OR BE DESIGNED TO ACCOMMODATE A METALLIC OR NONMETALLIC DISK. THE OTHER END IS DESIGNED FOR A HANDWHEEL, LEVER, SPRING, DIAPHRAGM AND THE LIKE FOR NONPOWERED OPERATION OR TO ACCOMMODATE A GEAR, SOLENOID, AIR MOTOR AND THE LIKE FOR POWERED OPERATION. THE HANDWHEEL AND/OR DISK MAY BE FURNISHED WITH THE ITEM. EXCLUDES STEM, FAUCET; AND STEM, NEEDLE VALVE.]. 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 4820010577821 contains an unknown precious metal.
This NSN is associated to Schedule B 8481909090: parts of taps, cocks, valves and similar appliances, 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 Apr 01, 2024.