Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8431122 found under Roll And Pitch Sensor by W R Systems Ltd. The National Stock Number assigned to this part is 2090015752664, and the Federal Supply Class is 2090 Miscellaneous Ship And Marine Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8431122.