National Stock Number
4820-01-334-7545
National Stock Number (NSN) 4820-01-334-7545, or NIIN 013347545, (valve,stop and stop check) was assigned February 27, 1991 in the Federal Logistics Information System (FLIS). NIIN 013347545 was cancelled on May 1, 2010, 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 are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 61314. [A COMBINATION OF TWO VALVES, ONE A STOP VALVE, THE OTHER A STOP CHECK VALVE, EITHER IN THE SAME BODY, OR IN SEPARATE BODIES BOLTED TOGETHER, USED TO CONTROL THE ADMISSION OF FEED WATER TO A BOILER, TO PREVENT THE RETURN OF WATER OR STEAM FROM THE BOILER, AND TO PROVIDE A MEANS OF SHUTTING OFF THE FEED LINE BETWEEN THE STOP CHECK VALVE AND THE STEAM DRUM OR ECONOMIZER.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4820013347545 does not contain precious metals.
This information was last updated on Aug 01, 2025.