National Stock Number
6645-00-663-6003
National Stock Number (NSN) 6645-00-663-6003, or NIIN 006636003, (clock,aircraft,mechanical) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 006636003 was cancelled on August 22, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers 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.
This NSN is assigned to Item Name Code (INC) 05543. [INC 05543 CANCELLED/REPLACED BY ,INC 32601, FIIG T270-A, APP-KEY AA ,ON 120211 ~(ALL EXCEPT USA) FOR USA INC 05543 CANCELED REPLACED BY CLOCK (1), PANEL: INC 32601, FIIG T270, APPL KEY AA. A CLOCK HAVING A SPRING-WOUND MOVEMEMT, CONTAINED IN A PLASTIC OR METAL CASE DESIGNED FOR MOUNTING ON A PANEL.]. 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 6645006636003 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.