Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7X-0281 found under Bolt by Caterpillar Inc. The National Stock Number assigned to this part is 5306016003476, 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 7X-0281.