Used on 3990-01-443-8024, engineering mission module the palletized loading system. right-hand 1.375" thread length hexagon head style 3/8 fpt frame coupling comes with star lock washer zinc surface treated
Used on p3c aircraft power unit. 3a thread class right-hand 0.315" thread length double hexagon w/hole head style 24 thread quantity per inch unf thread series