National Stock Number
4820-01-286-0198
National Stock Number (NSN) 4820-01-286-0198, or NIIN 012860198, (valve,vent) was assigned September 24, 1988 in the Federal Logistics Information System (FLIS). NIIN 012860198 was cancelled on July 2, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 2 stock numbers: 4820014338211, 4820013057857.
There are 2 manufacturer part numbers 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, 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) 35935. [A VALVE DESIGNED TO RELIEVE INTERNAL PRESSURE FROM GEAR HOUSINGS, AUTOMOTIVE AXLES, DIFFERENTIALS, TRANSMISSIONS AND THE LIKE. MAY OR MAY NOT BE THREADED ON ONE END. FOR ITEMS WITH RELIEF PRESSURE RATINGS SEE VALVE (1), SAFETY RELIEF.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820012860198 does not contain precious metals.
This information was last updated on Jun 01, 2025.