Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 23-214-001PC261-704 found under O Ring by Precision Custom Componentsllc. The National Stock Number assigned to this part is 5331014357572, 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 23-214-001PC261-704.