Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D-000-NC1-0-99 found under O Ring by Carver Supply Inc. The National Stock Number assigned to this part is 5331006410778, 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 D-000-NC1-0-99.