National Stock Number
6680-01-228-5451
National Stock Number (NSN) 6680-01-228-5451, or NIIN 012285451, (indicator,electrical tachometer) has an unknown assigned date. NIIN 012285451 was cancelled on December 2, 1990, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 6620010742526. 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) 08260. [AN INSTRUMENT WHICH DISPLAYS, IN UNITS OF REVOLUTIONS PER MINUTE, THE TRANSMITTED ROTATIONAL SPEED OF A SHAFT FOR A SPECIFIED ELAPSED TIME.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6680012285451 does not contain precious metals.
This information was last updated on Aug 01, 2025.