| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 3.965 INCHES MINIMUM AND 3.990 INCHES MAXIMUM |
| GRIP LENGTH | 3.240 INCHES MINIMUM AND 3.255 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 1.077 INCHES MINIMUM AND 1.162 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AASTM 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP XM-13 OVERALL |
| NOMINAL THREAD SIZE | 0.6250 INCHES |
| SHANK DIAMETER | 0.7929 INCHES MAXIMUM |
| SPECIAL FEATURES | 125 KSI MIN. SHEAR;220 KSI MIN. TENSILE;LUBRICATION DRY F |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| TIP DIAMETER | 0.6163 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM |