National Stock Number (NSN) 6645-01-198-3831, or NIIN 011983831, (chronometer,quartz) was assigned January 8, 1985 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 3 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 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 13 sources of supply.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 10, 2018. There have been 10 contracts issued for this part number, with 9 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A419V0355, SPE4A418V2560, SPE4A618V3183, SPE4A617PN384, SPE4A617PG089. The total value of the awarded contracts has been US$ 29,655.19.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 5,248. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 30, 2010, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. 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 6645011983831 does not contain precious metals.
This NSN is associated to Schedule B 9105990000: other clocks, not electrically operated, except alarm & wall clocks. The Schedule B End Use is listed as cell phones and other household goods, n.e.c..
This information was last updated on Aug 01, 2025.