Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T75734TYPE1420BL found under by At And T Corp. The National Stock Number assigned to this part is 5805001711364, and the Federal Supply Class is 5805 Telephone And Telegraph Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like T75734TYPE1420BL.