| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-45913,GRB MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING INSERT |
| MATERIAL | STEEL NUT |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT DIAMETER | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
| NUT HEIGHT | 0.267 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| NUT STYLE | SPLINE |
| PILOT DIAMETER | 0.321 INCHES MINIMUM AND 0.325 INCHES MAXIMUM |
| PILOT LENGTH | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| SPECIAL FEATURES | OPTIONAL HEXAGON DRIVE TYPE; OPTIONAL NYLON LOCKING INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL EXCEPT INSERT |
| TEMP RATING | 250.0 FAHRENHEIT MAXIMUM |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNC |
| THREAD QUANTITY PER INCH | 32 |