Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1 1 2 300 600 ASA found under Rupture Disc Stud by Fike Corp. The National Stock Number assigned to this part is 2815011800653, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1 1 2 300 600 ASA.