National Stock Number
6620-01-455-9948
National Stock Number (NSN) 6620-01-455-9948, or NIIN 014559948, (diagnostic unit,aircraft engine) was assigned May 26, 1998 in the Federal Logistics Information System (FLIS). NIIN 014559948 was cancelled on October 1, 2011, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 52359. [AN ITEM THAT ACQUIRES MEASUREMENT DATA FROM THE ENGINE CONTROLS AND SENSORS, RECORDS ENGINE'S OPERATING TIMES AND CYLES, DETECTS CRITICAL ENGINE DATA AND STORES SELECTED EVENT PARAMETERS. IT MAY ALSO SERVE AS AN ENGINE INTERCONNECTING BOX WHICH DISTRIBUTES VARIOUS ELECTRICAL SIGNALS BETWEEN ENGINE COMPONENTS, ACCESSORIES, AND THE FRAME.]. 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 6620014559948 does not contain precious metals.
This information was last updated on Jul 01, 2025.