| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM FIRST HOLE |
| FASTENER LENGTH | 3.203 INCHES NOMINAL |
| GROOVE DIAMETER | 0.768 INCHES MINIMUM AND 0.778 INCHES MAXIMUM |
| HEAD DIAMETER | 1.500 INCHES NOMINAL |
| HEAD HEIGHT | 0.438 INCHES NOMINAL |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| NOMINAL THREAD DIAMETER | 0.875 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.404 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES DESIGNATOR | UNF |