| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | ALUMINUM ALLOY 7075 CHANNEL |
| STEEL NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/13 FED SPEC SINGLE MATERIAL RESPONSE CHANNEL |
| SURFACE TREATMENT | ANODIZE CHANNEL |
| CADMIUM NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE CHANNEL |
| QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| NUT STYLE | GANG CHANNEL, SELF LOCKING |
| REMOVABLE NUT MANUFACTURER CODE | 76301 |
| REMOVABLE NUT MANUFACTURER PART NUMBER | ST3M445A4M4 |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| CHANNEL STYLE | STRAIGHT TYPE |
| OVERALL LENGTH | 2.905 INCHES NOMINAL |
| OVERALL WIDTH | 0.574 INCHES NOMINAL |
| ASSEMBLY OVERALL HEIGHT | 0.476 INCHES NOMINAL |
| CHANNEL HEIGHT | 0.298 INCHES NOMINAL |
| NUT SPACING | 1.625 INCHES NOMINAL |
| NUT QUANTITY | 2 |
| NUT COUNTERBORE DEPTH | 0.250 INCHES NOMINAL FIRST END |
| COUNTERBORE DIAMETER | 0.154 INCHES NOMINAL FIRST END |
| COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL FIRST END |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 350.0 DEG FAHRENHEIT NOMINAL |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 76301 |
| DESIGN CONTROL REFERENCE | 74A330640-2003 |