Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7Y5288 00 found under Screw Machine by Caterpillar Inc. The National Stock Number assigned to this part is 5305015142488, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7Y5288 00.