Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 570-52-01 found under Grommet Photo Trans by Beseler Charles Co Inc. The National Stock Number assigned to this part is 5325010694739, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 570-52-01.