Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 58A164D578-1 found under Snubber Forward by G M J Machine Company Inc. The National Stock Number assigned to this part is 1440004707955, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 58A164D578-1.