Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R41P1 5-16I504I1 found under Punch And Die Power by Wiedemann Div. The National Stock Number assigned to this part is 3456001559881, and the Federal Supply Class is 3456 Cutting And Forming Tools For Secondary Metalworking Machinery. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R41P1 5-16I504I1.