Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 23X10X865 found under by Willis Machinery And Tools Co Inc. The National Stock Number assigned to this part is 3030012597940, and the Federal Supply Class is 3030 Belting Drive Belts Fan Belts And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 23X10X865.