Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3CXSH654B found under Codec Data Signal by 3 Com Corporation. The National Stock Number assigned to this part is 7025015073740, and the Federal Supply Class is 7025 Adp Input Output And Storage Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3CXSH654B.