Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number US7813REVK found under Sprocket Wheel by Warwick Electronics Inc. The National Stock Number assigned to this part is 3020004984278, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like US7813REVK.