| FASTENER LENGTH | 1.334 INCHES MINIMUM AND 1.381 INCHES MAXIMUM |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 OR AMS5737 OR AMS 5853 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TY II, CL 2 ASSN STD SINGLE TREATMENT RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.334 INCHES MINIMUM AND 1.381 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.348 INCHES MINIMUM |