| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.329 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT HEIGHT | 0.313 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| NUT LENGTH | 1.008 INCHES MINIMUM AND 1.038 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| PLATE THICKNESS | 0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
| PLATE WIDTH | 0.444 INCHES MINIMUM AND 0.464 INCHES MAXIMUM |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNF |
| THREAD QUANTITY PER INCH | 28 |