| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5080 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-700 FED SPEC 2ND MATERIAL RESPONSE OR AMS5085 ASSN STD 3RD MATERIAL RESPONSE OR AMD5024 ASSN STD 4TH MATERIAL RESPONSE OR AMS5020 ASSN STD 5TH MATERIAL RESPONSE OR ASTMA322 ASSN STD 6TH MATERIAL RESPONSE OR ASTMA322 ASSN STD 7TH MATERIAL RESPONSE OR AMS6322 ASSN STD 8TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1035 OR STEEL COMP 1042 OR STEEL COMP 1050 OR STEEL COMP 1137 OR STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 8740 OVERALL |
| NOMINAL THREAD SIZE | 1.250 INCHES |
| NUT STYLE | CASTELLATED HEXAGON |
| WASHER OUTSIDE DIAMETER | 1.875 INCHES NOMINAL |
| WASHER THICKNESS | 0.140 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 1.364 INCHES MINIMUM AND 1.383 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TEMP RATING | 450.0 FAHRENHEIT NOMINAL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 12 |