| COUNTERBORE DIAMETER | 1.205 INCHES MINIMUM AND 1.215 INCHES MAXIMUM NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| OVERALL HEIGHT | 1.162 INCHES MINIMUM AND 1.202 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 321 WASHER |
| MATERIAL | STEEL NUT |
| NOMINAL THREAD SIZE | 1.250 INCHES |
| NUT HEIGHT | 0.682 INCHES NOMINAL |
| NUT STYLE | FLAT WITH TURNED BACK EDGE |
| WASHER OUTSIDE DIAMETER | 1.677 INCHES MINIMUM AND 1.707 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM AND CHROMATE NUT |
| SURFACE TREATMENT | PASSIVATE WASHER |
| TEMP RATING | 450.0 FAHRENHEIT MAXIMUM |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES | UNF |