National Stock Number (NSN) 6680-00-423-4051, or NIIN 004234051, (gage rod,liquid level) was assigned May 4, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 22, 2018. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A419V0690, SPE4A415V6780, SPE4A415V2491. The total value of the awarded contracts has been US$ 21,814.95.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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 Dec 31, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 22251. [A THIN METAL STRIP, OF VARIOUS CROSS-SECTIONAL SHAPES, HAVING GRADUATIONS ON ONE END AND A HANDLE ON THE OPPOSITE END. IT IS DESIGNED TO BE INSERTED INTO AN ENGINE, PUMP, OR COMPRESSOR CRANKCASE, TRANSMISSION, GEARCASE, FUEL TANK, OR THE LIKE, TO DETERMINE THE LEVEL OF THE LIQUID. FOR A GAGE ROD WITH AN INTEGRAL CAP, OR BREATHER, SEE GAGE ROD-CAP, LIQUID LEVEL, AND GAGE ROD-BREATHER, LIQUID LEVEL. FOR ITEMS DESIGNED TO MEASURE THE LIQUID LEVEL OF BULK PETROLEUM TANKS, SEE GAGE STICK, PETROLEUM.]. 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 6680004234051 does not contain precious metals.
This NSN is associated to Schedule B 9026107000: instruments and apparatus for measuring or checking the flow or level of liquids, nesoi. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Aug 01, 2025.