National Stock Number
4820-01-553-4779
National Stock Number (NSN) 4820-01-553-4779, or NIIN 015534779, (parts kit,ball valve) was assigned July 17, 2007 in the Federal Logistics Information System (FLIS). NIIN 015534779 was cancelled on April 18, 2020, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2020, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 33849. [A PARTS KIT CONSISTING OF A GROUP OF ITEMS WHICH CONTAIN THE PARTS REQUIRED FOR THE REPAIR OR REPLACEMENT OF WORN OR DAMAGED PARTS OF A VALVE,BALL.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820015534779 does not contain precious metals.
This information was last updated on Aug 01, 2025.