flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.469" grip length 5240 double pounds per square inch shear strength cadmium bolt surface treated
2a thread class right-hand flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.562" grip length 32 thread quantity per inch unc thread series
3a thread class right-hand flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.375" grip length 32 thread quantity per inch 125000 single pounds per square inch shear strength cadmium expander surface treated unc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.313" grip length 125 single pounds per square inch shear strength any acceptable surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.406" grip length 10350 single pounds per square inch shear strength passivate bolt surface treated
universal head style 0.198" grip length sleeve may be cadmium plated per qq-p-416, ty 2, cl 3 or aluminum plated per nas 4006 (optional) ; lock ring to be passivated per qq-p-35 if material is iron alloy passivate stem surface treated