National Stock Number
8475-00-252-2531
National Stock Number (NSN) 8475-00-252-2531, or NIIN 002522531, (helmet,flyer's) was assigned June 17, 1970 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 02, 2000, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00903. [A HEAD COVERING CONSISTING OF AN OUTER SHELL AND A LINING DESIGNED TO PROVIDE WARMTH FOR FLYING PERSONNEL. IT MAY BE BALLASTIC AND/OR CRASH PROTECTIVE AND MAY BE EQUIPPED WITH AN ELECTRICAL HEADSET AND MICROPHONE. IT MAY PROVIDE CHEMICAL DEFENSE AND NUCLEAR WEAPON FLASH PROTECTION.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 8475002522531 contains an unknown precious metal.
This NSN is associated to Schedule B 9803100000: military wearing apparel of all types and materials, including footwear and headwear. The Schedule B End Use is listed as military apparel and footwear. NAICS classification category 314999: all other miscellaneous textile product mills.
This information was last updated on Aug 01, 2025.