Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PSK2ASBC-20.1-00-S 3134 POS 079 found under O Ring by Diequa Corporation. The National Stock Number assigned to this part is 5331016046785, 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 PSK2ASBC-20.1-00-S 3134 POS 079.