| MATERIAL | STEEL COMP E4340 OR |
| STEEL COMP 8740 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR |
| MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| SHEAR STRENGTH | 108000 SINGLE POUNDS PER SQUARE INCH |
| HEAD HEIGHT | 0.144 INCHES MINIMUM AND |
| 0.156 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.802 INCHES MINIMUM AND |
| 0.818 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADED |
| FASTENER LENGTH | 1.787 INCHES MINIMUM AND |
| 1.812 INCHES MAXIMUM |
| SHANK DIAMETER | 0.5630 INCHES NOMINAL |
| TIP DIAMETER | 0.5378 INCHES NOMINAL |
| GRIP LENGTH | 1.302 INCHES MINIMUM AND |
| 1.317 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD SIZE | 0.5000 INCHES |
| THREAD CLASS | 3A |
| THREAD QUANTITY PER INCH | 20 |
| THREAD DIRECTION | RIGHT-HAND |
| LUBRICATION | CETYL ALCOHOL |
| SPECIFICATION/STANDARD DATA | 80205-NAS1729 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |