| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| OVERALL HEIGHT | 0.790 INCHES NOMINAL |
| NUT LENGTH | 1.300 INCHES MAXIMUM |
| NUT HEIGHT | 0.380 INCHES MAXIMUM |
| PLATE THICKNESS | 0.020 INCHES NOMINAL |
| PLATE WIDTH | 0.670 INCHES MAXIMUM |
| NUT COUNTERBORE DEPTH | 0.090 INCHES MINIMUM NUT |
| COUNTERBORE DIAMETER | 0.290 INCHES MINIMUM NUT |
| LUBRICATION | DRY FILM LUBRICANT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND |
| 0.103 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND |
| 0.505 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.998 INCHES MINIMUM AND |
| 1.002 INCHES MAXIMUM |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| SPECIAL FEATURES | COLOR SEAL BLACK; LUBRICATED KALGARD FA |
| SPECIFICATION/STANDARD DATA | 81205-BACN10JZ MANUFACTURERS STANDARD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |