Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 547-5590-002 found under Suppressor Parasitic by Sierra Nevada Corporation. The National Stock Number assigned to this part is 5915000838523, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 547-5590-002.