1 hole 0.406 in. Dia
NSN 6105-01-658-9743
NSN 5920-00-927-5568
NSN 6150-01-192-0568
NSN 6150-01-062-0235
NSN 5835-01-160-3045
NSN 6220-00-142-5115
NSN 5920-01-293-9921
NSN 6110-01-576-9415
NSN 5935-00-188-8945
NSN 5950-01-536-8779
NSN 5998-00-594-8460
NSN 7035-01-391-7470