National Stock Number (NSN) 6515-01-164-3755, or NIIN 011643755, (mask,oronasal) was assigned October 16, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 6515014469890, 6515011535953.
There are 3 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 78 contracts issued for this part number, with 83 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE2DS25V056D, SPE2DS25V056D, SPE2DS25V056D, SPE2DS25V003K, SPE2DS25V9627. The total value of the awarded contracts has been US$ 19,140.79.
This NSN is unique to one weapons system.
This national stock number is in high demand. 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 Oct 02, 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. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13084. [A DEVICE CONSISTING OF A FACEPIECE DESIGNED TO COVER THE NOSE AND MOUTH. USED PRIMARILY FOR OXYGEN THERAPY. IT IS USED ALSO FOR ADMINISTRATION OF OXYGEN OR ANESTHESIA, OR FOR THE ADMINISTRATION OF MEDICAMENTS, MUCOLYTIC DETERGENTS, OR HIGH HUMIDITY, BY THE USE OF AN ACCESSORY NEBULIZER. IT MAY INCLUDE A BREATHING TUBE AND CONNECTOR. EXCLUDES:MASK, OXYGEN.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6515011643755 does not contain precious metals.
This NSN is associated to Schedule B 9018908000: other instruments and appliances used in medical, surgical, dental or veterinary sciences, nesoi. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.
This information was last updated on Jul 01, 2025.