Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 90HA1C2J1 W)L1N1 R12 ATCT found under Switch Push by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 5930014729388, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 90HA1C2J1 W)L1N1 R12 ATCT.