Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G-R530A-4C163 found under Receptacle Quick Re by Spacelok Inc. The National Stock Number assigned to this part is 5342009336253, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like G-R530A-4C163.