National Stock Number
6625-00-474-5292
National Stock Number (NSN) 6625-00-474-5292, or NIIN 004745292, (calibrator,audio level) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). NIIN 004745292 was cancelled on August 24, 2011, 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 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) 21986. [AN ITEM THAT, WHEN USED WITH AN ASSOCIATED AUDIO FREQUENCY SIGNAL GENERATOR, DETERMINES BY COMPARISON THE OUTPUT LEVEL OF AN AUDIO FREQUENCY VOLTAGE. THE METER IS MARKED IN VOLTS OR SUBMULTIPLES THEREOF. FOR ITEMS UTILIZING A METER THE SCALE OF WHICH IS MARKED IN DECIBELS OR COMPARABLE UNITS, AND WHICH DO NOT REQUIRE A DRIVING OSCILLATOR, SEE METER, AUDIO LEVEL. SEE ALSO METER, MODULATION AND METER, S-UNITS.]. 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 6625004745292 does not contain precious metals.
This information was last updated on Jul 01, 2025.