National Stock Number
6625-01-413-4750
National Stock Number (NSN) 6625-01-413-4750, or NIIN 014134750, (frequency standard) was assigned May 15, 1995 in the Federal Logistics Information System (FLIS). NIIN 014134750 was cancelled on December 2, 1999, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 6625013596628. 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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 6625014134750 does not contain precious metals.
This information was last updated on Aug 01, 2025.