Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LPD0001 NO. 8 found under Gasket by William E Williams Valve Corp. The National Stock Number assigned to this part is 5330015088478, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LPD0001 NO. 8.