Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 593-6405224-AY99 found under Compactor Refuse by Garvey Precision Machine Inc. The National Stock Number assigned to this part is 4540013474454, 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 593-6405224-AY99.