| COUNTERBORE DIAMETER | 0.178 INCHES MINIMUM NUT AND 0.183 INCHES MAXIMUM NUT |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5010 ASSN STD 2ND MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC 1ST MATERIAL RESPONSE LOCKING INSERT |
| MATERIAL | STEEL COMP 1212 NUT |
| PILOT DIAMETER | 0.220 INCHES MINIMUM AND 0.224 INCHES MAXIMUM |
| PILOT LENGTH | 0.029 NOMINAL MILS AND 0.041 NOMINAL CENTIMETERS |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT COUNTERBORE DEPTH | 0.075 INCHES MINIMUM NUT AND 0.085 INCHES MAXIMUM NUT |
| NUT HEIGHT | 0.217 INCHES MINIMUM AND 0.229 INCHES MAXIMUM |
| NUT STYLE | CLINCH |
| WIDTH ACROSS FLATS | 0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNC |