Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4026 found under Carry Case Fabric by Harris Corp. The National Stock Number assigned to this part is 5965014854066, and the Federal Supply Class is 5965 Headsets Handsets Microphones And Speakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4026.