Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PL-15692N18ITEM781B found under Tool Seal Face by Curtiss Wright Corp. The National Stock Number assigned to this part is 5120015965538, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PL-15692N18ITEM781B.