Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ZEYC260 found under by Porter Mcleod Machine Tool Co Inc. The National Stock Number assigned to this part is 3130000307440, and the Federal Supply Class is 3130 Bearings Mounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ZEYC260.