Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AS568-016 MIL-P25732C found under O Ring by Acushnet Rubber Company Inc. The National Stock Number assigned to this part is 5331002989977, 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 AS568-016 MIL-P25732C.