| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| MATERIAL THICKNESS | 14.0 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 47.5 MILLIMETERS MINIMUM AND 48.5 MILLIMETERS MAXIMUM |
| SPECIAL FEATURES | BOTTOM SURFACE IS BEVELED AT 7.0MM +/- 0.05 X 45 DEGREES. HOLE IS CENTRALLY LOCATED. HEAT TREAT AT 550 DEGREES FOR 4 HOURS. |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 AND A967 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |