Used on m119a1 howitzer. 3a thread class right-hand 1.233" thread length flush head style 32 thread quantity per inch chamfer at fastener end:0.02X45 degrees unf thread series
3a thread class right-hand 0.406" thread length hexagon head style 1.563" grip length 24 thread quantity per inch cadmium grip surface treated unf thread series
3a thread class right-hand 0.406" thread length hexagon head style 3.063" grip length 24 thread quantity per inch cadmium grip surface treated unf thread series
3a thread class right-hand flush countersunk head style 0.677" grip length 24 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series