| NUT END SHANK DIAMETER | 0.250 INCHES NOMINAL |
| NUT END SHANK LENGTH | 0.456 INCHES NOMINAL |
| OVERALL LENGTH | 1.150 INCHES MINIMUM AND 1.170 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| SHOULDER LENGTH | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| SPECIAL FEATURES | 0.004 IN. OVERSIZE ON STUD END |
| SHOULDER DIAMETER | 0.428 INCHES MINIMUM AND 0.432 INCHES MAXIMUM |
| STUD END SHANK DIAMETER | 0.312 INCHES NOMINAL |
| STUD END SHANK LENGTH | 0.421 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED AND STEPPED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.421 INCHES NOMINAL STUD THREAD |
| THREAD PITCH DIAMETERS | +0.2843 TO 0.2869 INCHES STUD THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |