2.000" hole diameter 2.500" outside diameter 0.061" material thickness with 2 each prebent external lipsone on each side of washer 1.000 inch long by 0.250 inch wide key
3.370" hole diameter 4.013" outside diameter 0.046" material thickness navy special project internal keys 180.0 degrees apart offset 12 deg 16 min 22 sec from center line of external keys phosphate surface treated key
2.280" hole diameter 2.837" outside diameter 0.046" material thickness navy special project internal keys 180.0 degrees apart offset 17 deg 36 min 31 sec from center line of external keys phosphate surface treated key
2.187" hole diameter 2.744" outside diameter 0.046" material thickness navy special project internal keys 180.0 degrees apart offset 17 deg 36 min 31 sec from center line of external keys phosphate surface treated key
0.230" hole diameter 0.310" outside diameter 0.018" material thickness split from the outside circumference to the washer hole passivate surface treated key