National Stock Number
4820-01-137-8128
National Stock Number (NSN) 4820-01-137-8128, or NIIN 011378128, (valve,ball) was assigned September 2, 1982 in the Federal Logistics Information System (FLIS). NIIN 011378128 was cancelled on September 20, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011378128 does not contain precious metals.
This information was last updated on Jul 01, 2025.