| DISTANCE ACROSS FLATS | 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| OVERALL LENGTH | 0.875 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OR SAE ASSN STD 3RD MATERIAL RESPONSE |
| MATERIAL | STEEL COMP B1113 OR STEEL COMP 1117 OR STEEL COMP 1118 |
| NOMINAL THREAD SIZE | 0.132 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.138 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.138 INCHES NOMINAL |
| NUT END SHANK LENGTH | 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.281 INCHES NOMINAL |
| SPECIAL FEATURES | THREAD RELIEF 0.095 IN. DIA 0.090 IN. WIDE LOCATED ON STUD END AT SHOULDER |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE FINISH | 63.0 MICROINCHES SHOULDER BEARING SURFACE |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.250 INCHES MINIMUM NUT THREAD |
| THREAD LENGTH | 0.207 INCHES MINIMUM AND 0.238 INCHES MAXIMUM STUD THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| THREAD QUANTITY PER INCH | 32 NUT THREAD |
| THREAD QUANTITY PER INCH | 32 STUD THREAD |