Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 006-063 found under by West Side Tractor Sales Co. The National Stock Number assigned to this part is 3815013306009, and the Federal Supply Class is 3815 Crane And Crane Shovel Attachments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 006-063.