Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 31245A found under Gasket by Hercules Engine Co Inc. The National Stock Number assigned to this part is 5330002551267, 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 31245A.