| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 304 OR |
| STEEL COMP 305 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT DIAMETER | 0.612 INCHES MINIMUM AND |
| 0.614 INCHES MAXIMUM |
| NUT LENGTH | 1.009 INCHES NOMINAL |
| NUT GRIP RANGE | 0.160 TO 0.220 INCHES |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| HEAD STYLE | ELIPTICAL COUNTERSUNK |
| HEAD HEIGHT | 0.058 INCHES NOMINAL |
| HEAD MAJOR DIAMETER | 0.792 INCHES MINIMUM AND |
| 0.796 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.678 INCHES MINIMUM AND |
| 0.682 INCHES MAXIMUM |
| HEAD MAJOR COUNTERSINK ANGLE | 75.750 DEGREES MINIMUM AND |
| 76.250 DEGREES MAXIMUM |
| HEAD MINOR COUNTERSINK ANGLE | 59.750 DEGREES MINIMUM AND |
| 60.250 DEGREES MAXIMUM |
| SHANK END TYPE | OPEN |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1734 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |