Cross Sectional Shape：Rectangular
Inside Diameter：0.390 inches minimum and 0.397 inches maximum
Casehardening Indicator：Not casehardened
Major Thickness：0.023 inches minimum and 0.027 inches maximum
Ring Style：External
Usage Design：External
Material Hardness Rating：69.5 rockwell superficial 30-n minimum and 73.0 rockwell superficial 30-n maximum
Material：Steel,fed std 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090
Material：Steel,fed std 66 aisi 1066 or 1069 or 1070 or 1072 or 1074 or 1075 or 1078 or 1080 or 1084 or 1086 or 1090
Surface Treatment：Phosphate
Surface Treatment：Phosphate,dod-p-16232
Nondefinitive Specification/std Data：1 type and 2 class
