| OVERALL LENGTH | 2.060 INCHES MINIMUM AND 2.190 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | COPPER ALLOY 360 |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.375 INCHES NOMINAL |
| NUT END SHANK LENGTH | 0.060 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.250 INCHES NOMINAL |
| SPECIAL FEATURES | SHOULDER FLATTED ON STUD END 0.403 IN. MIN 0.409 MAX WIDTH 0.120 IN. MIN 0.130 IN. MAX LG |
| STUD END SHANK DIAMETER | 0.375 INCHES NOMINAL |
| STUD END SHANK LENGTH | 0.745 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-T-10727,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | TIN OVERALL |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.600 INCHES MINIMUM AND 0.660 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.410 INCHES MINIMUM AND 0.470 INCHES MAXIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 16 NUT THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNC NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |