| BARREL HEIGHT | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 1.032 INCHES MINIMUM AND 1.042 INCHES MAXIMUM NUT |
| FEATURES PROVIDED | FLOATING NUT |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP E4340 OVERALL |
| NOMINAL THREAD SIZE | 1.000 INCHES |
| NUT COUNTERBORE DEPTH | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM NUT |
| NUT DIAMETER | 1.556 INCHES MINIMUM AND 1.559 INCHES MAXIMUM |
| NUT LENGTH | 1.718 INCHES MINIMUM AND 1.738 INCHES MAXIMUM |
| NUT STYLE | FLOATING SELF-LOCKING BARREL |
| NUT HEIGHT | 1.281 INCHES MINIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS577 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| 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 CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES | UNS |