Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 18 00 X 2 00 SHORE 70 found under O Ring by As Hydranor. The National Stock Number assigned to this part is 5331251502637, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 18 00 X 2 00 SHORE 70.