| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | IRON ALLOY 660 NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/13,T6 FED SPEC SINGLE MATERIAL RESPONSE CHANNEL |
| AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | PAINT CHANNEL |
| NICKEL AND |
| COPPER ALLOY NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MMS425,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE CHANNEL |
| NUT STYLE | GANG CHANNEL, SELF LOCKING |
| REMOVABLE NUT MANUFACTURER CODE | 76301 |
| REMOVABLE NUT MANUFACTURER PART NUMBER | ST3M445C4M2 |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| CHANNEL STYLE | RADIUS TYPE |
| RADIUS | 3.990 INCHES MINIMUM AND |
| 4.010 INCHES MAXIMUM |
| OVERALL WIDTH | 0.552 INCHES MAXIMUM |
| ASSEMBLY OVERALL HEIGHT | 0.351 INCHES MAXIMUM |
| CHANNEL HEIGHT | 0.298 INCHES MAXIMUM |
| NUT SPACING | 0.954 INCHES MINIMUM AND |
| 0.974 INCHES MAXIMUM |
| NUT QUANTITY | 13 |
| NUT COUNTERBORE DEPTH | 0.115 INCHES MINIMUM AND |
| 0.135 INCHES MAXIMUM NUT |
| TEMP RATING | 350.0 DEG FAHRENHEIT MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |
| SPECIFICATION/STANDARD DATA | 76301-ST3M484 MANUFACTURERS STANDARD |