National Stock Number (NSN) 6680-00-397-6697, or NIIN 003976697, (gage rod-breather,liquid level) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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, with the most recent procurement date of Nov 04, 2014. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A415V2226. The total value of the awarded contracts has been US$ 341.11.
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 Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 22253. [A THIN METAL STRIP, OF VARIOUS CROSS-SECTIONAL SHAPES, HAVING GRADUATIONS ON ONE END AND A BREATHER ON THE OPPOSITE END. IT IS DESIGNED TO BE INSERTED INTO AN ENGINE, PUMP, OR COMPRESSOR CRANKCASE, TRANSMISSION, GEARCASE, OR THE LIKE, TO DETERMINE THE LEVEL OF THE LIQUID. FOR ITEMS WITH A CAP, SEE GAGE ROD-CAP, LIQUID LEVEL AND ITEMS WITHOUT A CAP OR BREATHER, SEE GAGE ROD, 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 6680003976697 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.