Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A91B3628-1 found under Knob Hold Down Asse by Telex Computer Products Inc. The National Stock Number assigned to this part is 5355010607048, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A91B3628-1.