| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 0.603 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| STYLE DESIGNATOR | COUNTERSINK EXTERNAL TEETH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |