| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| BEARING SURFACE TYPE | CHAMFERED |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F594,GROUP 1 OR 2 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL | STEEL COMP 303 NUT |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| NONDEFINITIVE SPEC/STD DATA | 6F SIZE AND S3 MATERIAL |
| NUT HEIGHT | 0.438 INCHES MINIMUM AND 0.468 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,SELF LOCKING,HEX,NON-METALLIC LOCKING FEATURE,UNC/UNF-2B |
| SPECIAL FEATURES | MATERIAL SHALL HAVE A MINIMUM ULTIMATE TENSILE STRENGTH OF 70 KSI AND SHALL BE NON-MAGNETIC |
| WIDTH ACROSS FLATS | 0.551 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 81349-MIL-DTL-45913/1A GOVERNMENT SPECIFICATION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE-AMS 2700,METHOD 1,TYPE 6 OR 7,CLASS 1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT | PASSIVATE NUT |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNF |
| THREAD QUANTITY PER INCH | 24 |