National Stock Number
4220-00-252-0581
National Stock Number (NSN) 4220-00-252-0581, or NIIN 002520581, (life preserver,vest) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 07794. [A BUOYANT ITEM DESIGNED TO BE WORN AS A VEST, HAVING NO SLEEVES. IT MAY HAVE A COLLAR. THE BUOYANCY MAY BE ATTAINED BY A FILLER OF BUOYANT MATERIAL SUCH AS KAPOK, OR INFLATION BY GAS AND/OR ORALLY. SEE ALSO LIFE PRESERVER, YOKE.]. 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 4220002520581 contains an unknown precious metal.
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.