Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CW-2300DFPN23-623 found under O Ring by Dc Fabricators Inc. The National Stock Number assigned to this part is 5331014889305, 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 CW-2300DFPN23-623.