| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 4037 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A547 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT DIAMETER | 0.185 INCHES MINIMUM AND |
| 0.189 INCHES MAXIMUM |
| NUT LENGTH | 0.610 INCHES MINIMUM AND |
| 0.640 INCHES MAXIMUM |
| NUT GRIP RANGE | 0.201 TO 0.241 INCHES |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED |
| HEAD DIAMETER | 0.323 INCHES NOMINAL |
| KEY LENGTH | 0.063 INCHES MAXIMUM |
| HEAD HEIGHT | 0.063 INCHES MAXIMUM |
| HEAD COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| SHANK END TYPE | OPEN |
| SPECIFICATION/STANDARD DATA | 80205-NAS1330 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |