National Stock Number
4810-01-577-3477
National Stock Number (NSN) 4810-01-577-3477, or NIIN 015773477, (valve,ball) was assigned September 3, 2009 in the Federal Logistics Information System (FLIS). NIIN 015773477 was cancelled on June 2, 2012, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820012005004. 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. 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, with the most recent procurement date of Aug 11, 2011. There have been 10 contracts issued for this part number, with 11 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L311M8551, SPM7L311M8551, SPM7L411V3029, SPM7L411V3029, SPM7L411V2198. The total value of the awarded contracts has been US$ 60,041.84.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 20962. [A MULTI-PORTED, NONLUBRICATED VALVE DESIGNED TO PROVIDE STRAIGHT THROUGH FLOW OR ABILITY TO DIRECT A NUMBER OF FLOWS OR PRESSURE THROUGH A SINGLE VALVE. THE FLOW IS CONTROLLED BY THE ROTATION OF A PORTED BALL WITHIN A SUITABLE PORTED SEAT(S). THE BALL IS USUALLY ENGAGED BY A STEM. IT IS NORMALLY OPERATED IN AN OPEN OR CLOSED POSITION. EXCLUDES:VALVE, CHECK.]. 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 4810015773477 does not contain precious metals.
This information was last updated on May 01, 2025.