Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 501-07200 ITEM 10 found under Gasket by Marshall Orr Ltd. The National Stock Number assigned to this part is 5330012230478, 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 501-07200 ITEM 10.