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