| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE (FLOATING) |
| MATERIAL | STEEL COMP 1035 OR |
| STEEL COMP 4340 OR |
| STEEL COMP 4130 OR |
| STEEL COMP 1040 OR |
| STEEL COMP 1042 OVERALL |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5080 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS6359 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS6350 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 49.0 ROCKWELL C MAXIMUM |
| NUT LENGTH | 1.010 INCHES MAXIMUM |
| NUT HEIGHT | 0.718 INCHES MAXIMUM |
| PLATE THICKNESS | 0.032 INCHES MINIMUM AND |
| 0.105 INCHES MAXIMUM |
| PLATE WIDTH | 0.412 INCHES MINIMUM AND |
| 0.581 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.317 INCHES NOMINAL NUT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.117 INCHES MINIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.182 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.364 INCHES MAXIMUM |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |