MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Material 6322 steel; rockwell 15n b8 min hardness; casehardened .007 to .010 in. Carbo-nitride method; .555 min. .565 maximum o/a lg; .275 min. .280 maximum in. Diameter head; tapered shank .115 min .125 maximum diameter of smallest taper; .135 min. .140 maximum largest diameter of taper; tapered portion .400 min .405 maximum lg; head drilled .092 min .098 maximum in. Dia, .085 min .105 maximum depth; 54 to 56 degree seat seating surface on shank side of held, this surface 32.0 rms finish
