National Stock Number
6645-00-397-2210
National Stock Number (NSN) 6645-00-397-2210, or NIIN 003972210, (timer,interval) was assigned April 12, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. One 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.
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 Jun 02, 2000, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 04842. [AN INSTRUMENT FOR SIGNALLING THE EXPIRATION OF A PREDETERMINED TIME. IT MAY ALSO HAVE AN AUTOMATIC SWITCH FOR CONTROL OF ELECTRICAL CIRCUITS SEE ALSO TIMER, STOP.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6645003972210 contains an unknown precious metal.
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 Aug 01, 2025.