
While the not mission capable for supply (NMC-S) rate for the Lockheed Martin [LMT] F-35 fighter is to be no more than 10 percent, that rate has been stubbornly high. NMC-S measures the percentage of aircraft unable to fly because of parts shortages. In calendar year 2018, NMC-S was 28.6 percent before dropping to 20.1 percent the following year and 15.8 percent in 2020. In 2021, the rate ticked up to 18.6 percent and has increased so far this year…