Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 00 30 61 34 found under Valve Rotary Selector by Hamm Compactors Inc. The National Stock Number assigned to this part is 4820014092519, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 00 30 61 34.