Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 875-01-0259-0 found under O Ring by Peerless Winsmith Inc. The National Stock Number assigned to this part is 5331012224001, 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 875-01-0259-0.