National Stock Number
6645-00-663-4103
National Stock Number (NSN) 6645-00-663-4103, or NIIN 006634103, (clock,panel) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 Apr 02, 2019, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 32601. [A CLOCK SPECIFICALLY DESIGNED FOR MOUNTING ON OR IN A PANEL. IT MAY HAVE A STRIKE MECHANISM. EXCLUDED ARE MECHANISMS FOR CONTROLLING AND REGULATING SECONDARY CLOCKS AND ALARM SIGNALLING DEVICES.]. 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 6645006634103 does not contain precious metals.
This NSN is associated to Schedule B 9104000000: instrument panel clocks and clocks of a similar type for vehicles, aircraft, spacecraft or vessels. 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.