Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 817K-951-002 found under Adapter Assy Umbilical Connector by Cooper Interconnect Inc. The National Stock Number assigned to this part is 1440011093263, 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 817K-951-002.