National Stock Number
8430-00-421-4231
National Stock Number (NSN) 8430-00-421-4231, or NIIN 004214231, (boots,flyers'') was assigned December 21, 1970 in the Federal Logistics Information System (FLIS). NIIN 004214231 was cancelled on June 20, 2013, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 8430012444184. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for 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) 01834. [FOOTWEAR MADE OF RUBBER, LEATHER, OR OTHER SUITABLE MATERIAL, DESIGNED TO BE WORN BY FLYING PERSONNEL. THEY MAY BE USED WITH ANTIEXPOSURE CLOTHING AND MAY BE EQUIPPED WITH AN AIR PRESSURE RELEASE DEVICE.]. 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 8430004214231 does not contain precious metals.
This information was last updated on Jul 01, 2025.