| 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 TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE OR |
| QQ-S-763, COND A TYPE 305 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II CLASS 2 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 | 1.239 INCHES MINIMUM AND |
| 1.269 INCHES MAXIMUM |
| NUT GRIP RANGE | 0.380 TO 0.400 INCHES |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| HEAD STYLE | ELIPTICAL COUNTERSUNK |
| HEAD HEIGHT | 0.058 INCHES NOMINAL |
| HEAD MAJOR DIAMETER | 0.773 INCHES MINIMUM AND |
| 0.797 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.655 INCHES MINIMUM |
| HEAD MAJOR COUNTERSINK ANGLE | 75.0 DEGREES MINIMUM AND |
| 77.0 DEGREES MAXIMUM |
| HEAD MINOR COUNTERSINK ANGLE | 59.0 DEGREES MINIMUM AND |
| 61.0 DEGREES MAXIMUM |
| SHANK END TYPE | OPEN |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| SPECIAL FEATURES | DRY FILM LUBE ON THREADS ONLY; TENSILE STRENGTH 21,110 LBS MIN; TORQUE OUT IN 860 LBS MIN; PUSH OUT 2,280 LBS MIN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING, BLIND RIVET, ELLIPTICAL HEAD, 450 DEGREES F |