| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.518 INCHES MAXIMUM NUT |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE BASE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5667 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL | NICKEL ALLOY 718 NUT |
| MATERIAL | IRON ALLOY 660 BASE |
| MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| NUT COUNTERBORE DEPTH | 0.050 INCHES NOMINAL NUT |
| NUT HEIGHT | 0.384 INCHES MINIMUM AND 0.399 INCHES MAXIMUM |
| NUT LENGTH | 1.782 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| PLATE THICKNESS | 0.050 INCHES NOMINAL |
| PLATE WIDTH | 0.950 INCHES NOMINAL |
| REMOVABLE NUT MANUFACTURER CODE | 76301 |
| REMOVABLE NUT MANUFACTURER PART NUMBER | ST3M668-7M |
| SPECIAL FEATURES | DRY FILM LUBRICANT |
| SURFACE TREATMENT | PASSIVATE BASE |
| SURFACE TREATMENT | PASSIVATE NUT |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 20 |