| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| BEARING SURFACE TYPE | CHAMFERED |
| COUNTERSINK ANGLE | 0.906 RADIANS MAXIMUM NUT |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6304 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS6485 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP H11 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.875 INCHES |
| NUT HEIGHT | 0.717 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES | UNJF |