0.143" hole diameter 0.540" outside diameter 0.050" material thickness cut off tangent to shoulder, alsocut off on each side of tangent line 0.120 in from circumference at a 45 degree angle anodize surface treated
1.500" hole diameter 2.000" outside diameter 0.089" material thickness navy special project od of boss chamfered 45 deg by 0.030 in. cadmium surface treated shouldered