4.2500" overall length style 69 groove is 2.0000 in. wide by 0.0605 in min, 0.0615 in. max deep, two slots 0.8125 in. wide in rim of flange 22c solid, external flange one end
0.7620" overall length left flange body corner second undercut depth 0.0050 in. min, 0.010 in. max cadmium surface treated 22c solid, external flange one end