National Stock Number
6685-01-090-3978
National Stock Number (NSN) 6685-01-090-3978, or NIIN 010903978, (transmitter,pressure) was assigned February 16, 1980 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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.
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 Sep 14, 1998, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03375. [AN INSTRUMENT THAT SENSES, MEASURES AND CONVERTS PRESSURE OF A GAS OR FLUID INTO ELECTRICAL SIGNALS TO BE DISPLAYED IN POUNDS PER SQUARE INCH (PSI) OR THE EQUIVALENT. THE ITEM CONTAINS AN INPUT PRESSURE PORT, ELECTRICAL OUTPUT CONNECTION AND MAY INCLUDE AN OUTPUT PRESSURE PORT. SEE ALSO TRANSDUCER, MOTIONAL PICKUP FOR ITEMS WITH A LINEAR MOTIONAL INPUT AND ELECTRICAL OUTPUT TO BE DISPLAYED IN OTHER THAN PSI OR THE EQUIVALENT.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. 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 6685010903978 does not contain precious metals.
This NSN is associated to Schedule B 9026800000: instruments and apparatus for measuring or checking other variables of liquids or gases, 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.