National Stock Number
6680-00-515-5910
National Stock Number (NSN) 6680-00-515-5910, or NIIN 005155910, (tachometer,electric,nonself-gene) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 6680003493996, 6680006230442.
There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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) 18722. [A TACHOMETER WHICH FUNCTIONS BY MEASURING THE RATE (DWELL) OF THE OPENING AND CLOSING OF THE CONTACT POINTS. SUITABLE FOR USE WITH MAGNETO OR BATTERY IGNITION SYSTEMS. POWERED BY SELF-CONTAINED BATTERIES. EXCLUDES:TACHOMETER, ELECTRONIC; TACHOMETER, STROBOSCOPIC AND TACHOMETER, VIBRATING REED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6680005155910 does not contain precious metals.
This information was last updated on Aug 01, 2025.