National Stock Number
6625-01-407-8638
National Stock Number (NSN) 6625-01-407-8638, or NIIN 014078638, (frequency standard) was assigned February 7, 1995 in the Federal Logistics Information System (FLIS). NIIN 014078638 was cancelled on June 2, 1996, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 6625014076269. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 42641. [AN ITEM THAT CAN GENERATE A FUNDAMENTAL FREQUENCY WITH A HIGH DEGREE OF ACCURACY. HARMONICS OF THIS FUNDAMENTAL ARE THEN USED AS A REFERENCE POINT FOR CHECKING THROUGHOUT THE RADIO SPECTRUM. THE STANDARD MAY BE STABLE CRYSTAL OSCILLATOR, NONCRYSTAL OSCILLATOR, TUNING FORK, ATOMIC BEAM, MOLECULAR BEAM, GAS CELL, QUANTUM MECHANICAL RESONATOR, OR THE LIKE.]. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6625014078638 does not contain precious metals.
This information was last updated on May 01, 2024.