| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY OD |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.267 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.450 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.062 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | A CLASS AND 2 STYLE |
| STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |