Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CL531R427 found under Drum Photoreceptor by Xerox Corporation. The National Stock Number assigned to this part is 3610013514273, and the Federal Supply Class is 3610 Printing Duplicating And Bookbinding Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CL531R427.