3a thread class right-hand 0.557" grip length 37500 double pounds per square inch shear strength powder blast top of head, with color dark green on thread end. unjf thread series
3a thread class right-hand flat countersunk undercut head style 0.370" grip length 5380 double pounds per square inch shear strength "o" ring, synthetic rubber per mil-r-6855, class 1, 2 or equal. "o" rings are supplied preassembled with the mating pin. unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style chemical surface treatment per mil-c-5541, class 1a, gold/yellow
2a thread class right-hand 2.000" thread length tee no. 4 head style 20 thread quantity per inch coat threads with preservative oil lubricating unf thread series
3a thread class right-hand 0.843" thread length flat countersunk head style 20 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 0.440" thread length hexagon head style 24 thread quantity per inch enamel surface treated concentric hole threaded unf thread series