National Stock Number
5340-01-240-6275
National Stock Number (NSN) 5340-01-240-6275, or NIIN 012406275, (plug,vent) was assigned September 16, 1986 in the Federal Logistics Information System (FLIS). NIIN 012406275 was cancelled on November 13, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, there are no suppliers 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.
This NSN is assigned to Item Name Code (INC) 28458. [A PORTED ITEM WITH OR WITHOUT EXTERNAL THREADS. THE PORT(S) MAY CONTAIN A FILTERING DISK OR WIRE FABRIC. IT IS DESIGNED TO BE INSERTED INTO AN OPENING IN A CYLINDER, PUMP, REGULATOR, VALVE, HOUSING, CASING, OR THE LIKE, TO PERMIT THE FREE FLOW OF FLUID FROM OR TO THE ATMOSPHERE. EXCLUDES BREATHER.]. This item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5340012406275 does not contain precious metals.
This information was last updated on Aug 01, 2025.