National Stock Number
6645-00-522-2779
National Stock Number (NSN) 6645-00-522-2779, or NIIN 005222779, (timer,stop) was assigned August 23, 1974 in the Federal Logistics Information System (FLIS). NIIN 005222779 was cancelled on February 2, 2018, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6645011468610. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 04880. [A PRECISION INSTRUMENT FOR MEASURING AND INDICATING ELAPSED TIME PERIODS. NOT INTENDED TO BE CARRIED ON THE PERSON. SEE ALSO TIMER, INTERVAL.]. 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 6645005222779 does not contain precious metals.
This information was last updated on Aug 01, 2025.