Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 18-20X297 found under Stud Wheel by Tvh Parts Co. The National Stock Number assigned to this part is 5307002008098, and the Federal Supply Class is 5307 Studs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 18-20X297.