Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AS568-912 MIL-PRF-114 TY1 CL5 found under O Ring by Society Of Automotive Engineers Inc. The National Stock Number assigned to this part is 5331011097498, 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 AS568-912 MIL-PRF-114 TY1 CL5.