National Stock Number
1660-01-426-1720
National Stock Number (NSN) 1660-01-426-1720, or NIIN 014261720, (oxygen system,aircraft survival) was assigned March 6, 1996 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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 2 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 23, 2017, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 61422. [A SYSTEM DESIGNED AS A COMPONENT OF AN AIRCRAFT SURVIVAL KIT TO PROVIDE EMERGENCY BREATHING OXYGEN UNDER VARYING CONDITIONS SUCH AS BAILOUT OR FAILURE OF MAIN OXYGEN SUPPLY. CONSISTS OF OXYGEN BOTTLES, REGULATOR AND MAY INCLUDE PERSONAL LEADS ASSEMBLY PROVIDING AN OXYGEN MANUAL RELEASE, NECESSARY HOSES AND FITTINGS TO CARRY OXYGEN AND COMMUNICATIONS FROM SURVIVAL KIT TO CREW MEMBERS PRESSURE SUIT AND/OR HELMET.]. 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 1660014261720 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Aug 01, 2025.