Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 30554 found under Muffler Assy Exhaus by Phillips And Temro Industries Inc. The National Stock Number assigned to this part is 6115014702391, and the Federal Supply Class is 6115 Generators And Generator Sets Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 30554.