National Stock Number
4220-01-524-8490
National Stock Number (NSN) 4220-01-524-8490, or NIIN 015248490, (compensator,buoyancy,diver's) was assigned October 19, 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 2 manufacturer part numbers associated with this NSN. One of those 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 18 contracts issued for this part number, with 18 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE8E525P0449, SPE8E523P1681, SPE8E523V0079, SPE8E522P1250, SPE8E522P0918. The total value of the awarded contracts has been US$ 92,445.03.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 36,636. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 15, 2016, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 51597. [AN INFLATABLE ITEM WHICH IS PRIMARILY DESIGNED TO ADJUST BUOYANCY AT THE DIVER'S REQUEST AND/OR PROVIDE RAPID SURFACING IN CASE OF DANGER. EXCLUDES:RING BUOY,LIFE SAVING AND LIFE PRESERVER (AS MODIFIED).]. 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 4220015248490 does not contain precious metals.
This information was last updated on Aug 01, 2025.