| NOMINAL THREAD DIAMETER | 1.500 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.850 INCHES MINIMUM |
| FASTENER LENGTH | 8.235 INCHES MINIMUM AND |
| THREAD SERIES DESIGNATOR | UNJF |
| 8.265 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4140 OR |
| STEEL COMP 4340 OR |
| STEEL COMP 8740 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6382 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS6415 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS6484 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS6322 ASSN STD 3RD MATERIAL RESPONSE OR |
| AMS6325 ASSN STD 3RD MATERIAL RESPONSE OR |
| AMS6327 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND |
| 40.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | BEVEL-CONICAL |
| HEAD DIAMETER | 2.490 INCHES MINIMUM AND |
| 2.500 INCHES MAXIMUM |
| HEAD HEIGHT | 1.490 INCHES MINIMUM AND |
| 1.510 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 1.251 INCHES MINIMUM AND |
| 1.256 INCHES MAXIMUM |