Used on mrap - unique nsn - 2 mrap variants. right-hand 5.000" thread length hexagon head style 7 thread quantity per inch bolt, grd 8 hex 1.25-7 x 5.0 unc thread series
Used on b1-b aircraft. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.595" grip length blind rivet passivate surface treated
Used on mrap - cougar. 2a thread class right-hand 1.000" thread length hexagon head style 16 thread quantity per inch 3/8" - 16 x 2-1/4" grade 8 yellow zinc hex cap screw material steel grade 8 zinc surface treated unc thread series
2a thread class right-hand 1.250" thread length hexagon head style 13 thread quantity per inch 1/2"-13 x 4-1/2" grade 8 yellow zinc hex cap screw material steel grade 8 zinc surface treated unc thread series