Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 326578 found under Guide Valve Stem by Nacco Materials Handling Group Inc. The National Stock Number assigned to this part is 2805013383041, and the Federal Supply Class is 2805 Gasoline Reciprocating Engines Except Aircraft And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 326578.