| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | COPPER ALLOY 360 OR |
| PLASTIC POLYHEXAMETHYLENE AMIDE OR |
| PLASTIC POLYCAPROLACTAM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4610 ASSN STD 1ST MATERIAL RESPONSE OR |
| MIL-M-20693 MIL SPEC 2ND MATERIAL RESPONSE OR |
| MIL-M-20693 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL EXCEPT INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| NUT STYLE | CLINCH |
| PILOT DIAMETER | 0.189 INCHES NOMINAL |
| PILOT LENGTH | 0.063 INCHES NOMINAL |
| NUT HEIGHT | 0.204 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT COUNTERBORE DEPTH | 0.080 INCHES NOMINAL NUT |
| COUNTERBORE DIAMETER | 0.147 INCHES NOMINAL NUT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |