| EXTENDED WASHER DIAMETER | 1.384 INCHES MINIMUM AND 1.394 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.098 INCHES MINIMUM AND 0.118 INCHES MAXIMUM |
| FASTENER LENGTH | 5.063 INCHES MINIMUM AND 5.093 INCHES MAXIMUM |
| GRIP DIAMETER | 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM |
| GRIP LENGTH | 3.990 INCHES MINIMUM AND 4.010 INCHES MAXIMUM |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.797 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC 5TH TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.063 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |