Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6I-0217 found under Bolt Assembled Washer by Caterpillar Inc. The National Stock Number assigned to this part is 5306014715217, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6I-0217.