Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KD007349 400MM PC-11 found under O Ring by Nakakita Seisakusho Co Ltd. The National Stock Number assigned to this part is 5331014284040, 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 KD007349 400MM PC-11.