Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KC001581 PN1 found under Case Electrical Electronic Test by Nakakita Seisakusho Co Ltd. The National Stock Number assigned to this part is 6625014176051, 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 KC001581 PN1.