| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| 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 FED SPEC SINGLE MATERIAL RESPONSE OR |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | ANODIZE AND |
| PAINT CHANNEL |
| NICKEL AND |
| COPPER ALLOY NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND |
| MMS425 FSCM 76301 MFR REF 2ND TREATMENT RESPONSE CHANNEL |
| NUT STYLE | GANG CHANNEL, SELF LOCKING |
| REMOVABLE NUT MANUFACTURER CODE | 76301 |
| REMOVABLE NUT MANUFACTURER PART NUMBER | ST3M445C3M1 |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| CHANNEL STYLE | STRAIGHT TYPE |
| OVERALL LENGTH | 71.840 INCHES NOMINAL |
| OVERALL WIDTH | 0.416 INCHES MAXIMUM |
| ASSEMBLY OVERALL HEIGHT | 0.250 INCHES MAXIMUM |
| CHANNEL HEIGHT | 0.250 INCHES MAXIMUM |
| NUT SPACING | 0.615 INCHES MINIMUM AND |
| 0.635 INCHES MAXIMUM |
| NUT QUANTITY | 115 |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 300.0 DEG FAHRENHEIT NOMINAL |
| SPECIFICATION/STANDARD DATA | 76301-ST3M448 MANUFACTURERS STANDARD |