Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MME12PC13 found under Gasket by Mechanical Marine Div Hayward Mfg. The National Stock Number assigned to this part is 5330002538127, 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 MME12PC13.