National Stock Number
6620-01-353-9223
National Stock Number (NSN) 6620-01-353-9223, or NIIN 013539223, (indicator,electrical tachometer) was assigned February 20, 1992 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6150013184469.
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 somewhat common among different platforms, belonging to 5 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 21, 2004, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
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.]. 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 6620013539223 does not contain precious metals.
This NSN is associated to Schedule B 9029900000: parts and accessories for revolution counters, production counters, taximeters, odometers, pedometers and the like. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334514: totalizing fluid meter and counting device manufacturing.
This information was last updated on Jul 01, 2025.