Used on nsn 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck)2320013042277 and 2320013042278 pls(palletized loading system). 2b thread class right-hand 20 thread quantity per inch
Used on very high frequency omnirange/tacan (vortac); vortac, plastic shelter. 3b thread class right-hand 18 thread quantity per inch function, nut, nylon; reference data, dwg de-a-2970, item m-6