Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7H5-1952 found under Ring Piston by C And D Equipment Company Inc. The National Stock Number assigned to this part is 2805002559106, 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 7H5-1952.