Matl steel per ams 5062; cadmium plated per ams 2400; 0.028 in. Min and 0.034 in. Max thick; 10.865 in. Min and 10.885 in. Max od tabbed to 12.115 in. Min and 12.135 in. Max od; 1 hole 0.339 in. Min and 0.349 in. Max each tab; bore 10.13 in. Min and 10.15 in. Max dia