| 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 | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.289 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL THICKNESS | 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 4 TYPE AND 1 STYLE AND A GRADE AND 1 COMPOSITION |
| STYLE DESIGNATOR | COUNTERSINK EXTERNAL TEETH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |