2a thread class right-hand 1.375" thread length double hexagon extended washer head style 3.625" grip length 18 thread quantity per inch color black oxide surface treated unc thread series
3a thread class right-hand flush countersunk head style 0.302" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
universal head style 0.438" grip length ns" letters after the material code "b" indicate no preference to lock type (may be visible or internal) . rivets with no letter code (indicating visible lock type) chromate sleeve surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.051" grip length ns" letters after the material code "b" indicate no preference to lock type (may be visible or internal) . rivets with no letter code (indicating visible lock type) chromate sleeve surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.438" grip length ns" letters after the material code "b" indicate no preference to lock type (may be visible or internal) . rivets with no letter code (indicating visible lock type) chromate sleeve surface treated
3a thread class right-hand 0.860" thread length flat chamfer head style 32 thread quantity per inch head vertically knurled anodize head surface treated unc thread series
3a thread class right-hand 0.372" thread length flat countersunk head style 28 thread quantity per inch internal hexagon socket in threaded end 0.0947 in. min passivate surface treated unjf thread series
2a thread class right-hand 1.500" thread length hexagon head style 11 thread quantity per inch shank relieved to 0.559 in. min, 0.570 in. max dia, 0.400 in. from bearing surface of head to threads unrc thread series
2a thread class right-hand 0.035" thread length flat countersunk undercut head style 32 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.438" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.563" grip length ns" letters after the material code "b" indicate no preference to lock type (may be visible or internal) . rivets with no letter code (indicating visible lock type) chromate sleeve surface treated
