National Stock Number
4220-01-588-1286
National Stock Number (NSN) 4220-01-588-1286, or NIIN 015881286, (bonnet,regulator,breathing appar) was assigned September 2, 2010 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 2 suppliers. 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) 39127. [A METALLIC/NONMETALLIC ITEM DESIGNED TO MATE WITH A REGULATOR BODY FOR PROTECTION PURPOSES. IT MAY ALSO PROTECT A BREATHING APPARATUS COMPONENT FROM THE REGULATOR WHEN THIS ONE HAS SHARP EDGES. IT MAY HAVE AN ORIFICE THROUGH WHICH A ROD, SHAFT, STEM, OR AN ADJUSTING SCREW PASSES.]. 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 4220015881286 does not contain precious metals.
This information was last updated on May 01, 2025.