| EXTENDED WASHER DIAMETER | 1.846 INCHES MINIMUM AND 1.856 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.134 INCHES MINIMUM AND 0.154 INCHES MAXIMUM |
| FASTENER LENGTH | 6.473 INCHES MINIMUM AND 6.503 INCHES MAXIMUM |
| GRIP DIAMETER | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM |
| GRIP LENGTH | 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 1.047 INCHES MINIMUM AND 1.062 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 12 |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.213 INCHES MINIMUM AND 1.263 INCHES MAXIMUM |