National Stock Number
6685-00-139-8440
National Stock Number (NSN) 6685-00-139-8440, or NIIN 001398440, (gage,compound pressure-vacuum,dial indicating) was assigned August 27, 1971 in the Federal Logistics Information System (FLIS). NIIN 001398440 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 3 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.
This NSN is assigned to Item Name Code (INC) 07424. [AN INSTRUMENT DESIGNED TO MEASURE AND INDICATE PRESSURE AND VACUUM, ON ONE DIAL HAVING A DIVIDED SCALE, A SINGLE INDICATING POINTER WHICH ROTATES EITHER CLOCKWISE OR COUNTERCLOCKWISE ACCORDING TO WHETHER PRESSURE IS APPLIED OR WITHDRAWN.]. 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 6685001398440 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.