| FASTENER LENGTH | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM |
| HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| LOCKING FEATURE | PATCH THREADS |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS1742 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE AND CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.922 INCHES MINIMUM AND 2.016 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJC |
| THREAD QUANTITY PER INCH | 32 |