| DISTANCE FROM MOUNTING HOLE CENTER TO BASE | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| DISTANCE FROM BASE TO CENTER OF APERTURE | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5642 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE BASE |
| MATERIAL | STEEL BASE |
| MATERIAL | STEEL NUT |
| MOUNTING HOLE DIAMETER | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | 1 HOLE |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT HEIGHT | 0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| NUT LENGTH | 0.410 INCHES MINIMUM |
| PLATE THICKNESS | 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| PLATE WIDTH | 0.500 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| REMOVABLE NUT MANUFACTURER CODE | 77445 |
| REMOVABLE NUT MANUFACTURER PART NUMBER | 210028 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNF |