Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 08-1300-60-500 found under O Ring by Wilden Pump And Engineering Co. The National Stock Number assigned to this part is 5331016004515, 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 08-1300-60-500.