National Stock Number
2540-01-263-3170
National Stock Number (NSN) 2540-01-263-3170, or NIIN 012633170, (vacuum diaphragm) was assigned September 12, 1987 in the Federal Logistics Information System (FLIS). NIIN 012633170 was cancelled on May 1, 2010, 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 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.
This NSN is assigned to Item Name Code (INC) 37074. [AN ENCASED DEVICE DESIGNED TO ACTUATE VEHICULAR ACCESSORIES WHEN ACTIVATED BY A VACUUM.]. 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 2540012633170 does not contain precious metals.
This information was last updated on Jun 01, 2025.