| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 1.000 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 601 OR |
| STEEL COMP H11 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6485 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS 6487 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2401 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 45.0 ROCKWELL C MAXIMUM |
| NUT STYLE | DOUBLE HEXAGON |
| WASHER OUTSIDE DIAMETER | 1.625 INCHES MAXIMUM |
| OVERALL HEIGHT | 1.210 INCHES MAXIMUM |
| WASHER THICKNESS | 0.170 INCHES MINIMUM |
| WIDTH ACROSS FLATS | 1.177 INCHES MINIMUM AND |
| 1.190 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL NONMETALLIC DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1758 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |