National Stock Number (NSN) 6685-01-331-5677, or NIIN 013315677, (gage,liquid oxygen content,dial) was assigned December 20, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 Feb 26, 2019. There have been 4 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A019V0602, SPE4A617PG530, SPE4A414V9269, SPE4A414V9269, SPE4A613MH393. The total value of the awarded contracts has been US$ 35,569.65.
This NSN is very common among different weapons systems, belonging to 25 different platforms.
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 24, 2007, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 07427. [AN INSTRUMENT DESIGNED TO MEASURE THE AMOUNT OF LIQUID OXYGEN CONTAINED IN A LIQUID OXYGEN CONVERTER BY MEANS OF A PRESSURE SENSITIVE ELEMENT WHICH TRANSMITS ENERGY, BY DIRECT LINKAGE, TO THE INDICATING POINTER OF A SCALE CALIBRATED IN UNITS OF LITERS. EXCLUDES:GAGE, PRESSURE, DIAL INDICATING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6685013315677 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 Jul 01, 2025.