Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1390-0019 found under Fastener Adjustable by Hewlett Packard Co. The National Stock Number assigned to this part is 5325008080454, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1390-0019.