| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| THREAD QUANTITY PER INCH | 14 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.272 INCHES MINIMUM AND |
| 1.333 INCHES MAXIMUM |
| FASTENER LENGTH | 5.672 INCHES MINIMUM AND |
| 5.733 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4140 OR |
| STEEL COMP E4340 OR |
| STEEL COMP 6150 OR |
| STEEL COMP 8735 OR |
| STEEL COMP 8740 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR |
| MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR |
| MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR |
| MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR |
| MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM HEAD |
| CADMIUM THREADS |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.750 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 2.240 INCHES MINIMUM AND |
| 2.253 INCHES MAXIMUM |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER DIAMETER | 1.623 INCHES MINIMUM AND |
| 1.624 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 4.400 INCHES NOMINAL FIRST SHOULDER |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 5.463 INCHES NOMINAL FIRST HOLE |
| SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL FIRST HOLE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 89446 |
| DESIGN CONTROL REFERENCE | 110-100004 |