National Stock Number
4220-01-613-7990
National Stock Number (NSN) 4220-01-613-7990, or NIIN 016137990, (cylinder assembly,air,diving equ) was assigned November 19, 2012 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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) 20279. [AN ASSEMBLY CONSISTING OF AT LEAST TWO AIR CYLINDERS, METAL BAND ASSEMBLY(IES) TO SECURE THE CYLINDERS TO ONE ANOTHER, AND A MANIFOLD TO UNITE THEIR AIR SUPPLIES. MAY INCLUDE HARNESS ASSEMBLY AND PULL ROD. DOES NOT INCLUDE BREATHING DEVICES. FOR COMPLETE UNDERWATER BREATHING APPARATUS, SEE DIVING EQUIPMENT SET.]. 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 4220016137990 does not contain precious metals.
This information was last updated on May 01, 2025.