National Stock Number
1660-01-542-9684
National Stock Number (NSN) 1660-01-542-9684, or NIIN 015429684, (manifold assembly,oxygen mask control) was assigned August 24, 2006 in the Federal Logistics Information System (FLIS). NIIN 015429684 was cancelled on December 18, 2018, 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 4 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 one supplier. Today, one supplier is 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 24, 2020, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 47922. [A DEVICE DESIGNED TO DISTRIBUTE OXYGEN BETWEEN COMPONENTS. IT CONSIST OF A MANIFOLD AND MAY HAVE ONE OR MORE CONNECTOR, FILTER, HOSE AND THE LIKE.]. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660015429684 does not contain precious metals.
This information was last updated on Aug 01, 2025.