Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 023388-002 found under Nrp Washer Blue Pol by Satair Usainc. The National Stock Number assigned to this part is 1680016474792, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 023388-002.