| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | PLASTIC LOCKING INSERT |
| STEEL COMP 1110 NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI 1110 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| NUT STYLE | SPLINE |
| PILOT DIAMETER | 0.221 INCHES MINIMUM AND |
| 0.225 INCHES MAXIMUM |
| PILOT LENGTH | 0.057 INCHES MINIMUM AND |
| 0.063 INCHES MAXIMUM |
| NUT DIAMETER | 0.271 INCHES MINIMUM AND |
| 0.291 INCHES MAXIMUM |
| NUT HEIGHT | 0.173 INCHES MINIMUM AND |
| 0.187 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| SPEC/STD CONTROLLING DATA | |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILN45938-6 |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M45938-6-8 |