Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DE-575 found under Fastener Panel Sound Proofing by Dow Elco Inc. The National Stock Number assigned to this part is 5325010304956, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DE-575.