| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.560 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.254 INCHES NOMINAL FIRST END |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT COUNTERBORE DEPTH | 0.560 INCHES MINIMUM AND 0.564 INCHES MAXIMUM FIRST END |
| NUT HEIGHT | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| NUT LENGTH | 0.801 INCHES MAXIMUM |
| PLATE THICKNESS | 0.055 INCHES MAXIMUM |
| PLATE WIDTH | 0.350 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| SPECIAL FEATURES | EYELETS INCLUDED |
| SPECIFICATION/STANDARD DATA | 80205-NAS1779 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNJF |