National Stock Number
4220-01-518-3311
National Stock Number (NSN) 4220-01-518-3311, or NIIN 015183311, (bladder assembly,life preserver) was assigned March 9, 2004 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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 a year. There have been 12 contracts issued for this part number, with 19 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L423P0422, SPE7L423P0020, SPE7L422P2642, SPE7L422P1780, SPE7L422P1742. The total value of the awarded contracts has been US$ 603,809.51.
There has been a small amount of demand for this national stock number. 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 Dec 10, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 39088. [A GASEOUS FILLED CHAMBER THAT PROVIDES FLOTATION FOR A LIFE PRESERVER.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4220015183311 does not contain precious metals.
This NSN is associated to Schedule B 6307200000: lifejackets and lifebelts, other made-up articles, including dress patterns. The Schedule B End Use is listed as sports apparel and gear. NAICS classification category 339113: surgical appliance and supplies manufacturing.
This information was last updated on Jul 01, 2025.