Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HSD-00-161 found under Disc Choke by Veeco Instruments Inc. The National Stock Number assigned to this part is 5950010961748, and the Federal Supply Class is 5950 Coils And Transformers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HSD-00-161.