Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L431C2021-2 found under Accelerometer Assembly Electrica by Hi Shear Corporation. The National Stock Number assigned to this part is 6615011903635, and the Federal Supply Class is 6615 Automatic Pilot Mechanisms And Airborne Gyro Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L431C2021-2.