National Stock Number (NSN) 6645-00-905-7258, or NIIN 009057258, (meter,time totalizing) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 6 stock numbers. Five of the National Stock Numbers that it replaces are: 6645001182566, 6645007575155, 6645009035587, 6645004430975, 6645008373965.
There are 21 manufacturer part numbers associated with this NSN. 13 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 13, 2012. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4A612MLE42. The total value of the awarded contracts has been US$ 588.36.
This NSN is somewhat common among different platforms, belonging to 8 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 08066. [AN INSTRUMENT THAT AUTOMATICALLY MEASURED, AND CUMULATIVELY REGISTERS THE TOTAL OPERATING OR IDLE TIME OF ANY CIRCUIT, MACHINE OR SYSTEM, TO WHICH IT IS CONNECTED. SEE METER, FREQUENCY AND TIME TOTALIZING, ELECTRICAL.]. 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 6645009057258 does not contain precious metals.
This NSN is associated to Schedule B 9106903000: other time of the day apparatus for measuring, recording or otherwise indicating intervals of time, nesoi. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.