WWII US Navy USN N3 HBT Herringbone Twill Utility Jacket USAF Naval Aviation 40s. 22 pit to pit. The item “WWII US Navy USN N-3 HBT Herringbone Twill Utility Jacket USAAF Aircraft Carrier” is in sale since Tuesday, June 4, 2019. This item is in the category “Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Uniforms”. The sellerContinue reading