0.200" hole diameter 0.339" outside diameter 0.058" material thickness spherical radius 0.218 in. min 0.238 in max, countersink dia 0.272 in. min 0.282 in. max, countersink depth 0.025 in., recess angle 89 deg min 91 deg max cadmium surface treated convex
3b thread class right-hand flat countersunk reverse keyed head style 32 thread quantity per inch safety criticalsafety critial thread per fed std H28/20 system 22 cadmium surface treated