| COUNTERSINK ANGLE | 120.0 DEGREES NOMINAL NUT |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL | ALUMINUM ALLOY SHELL |
| MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| NUT HEIGHT | 0.453 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| NUT LENGTH | 1.008 INCHES MAXIMUM |
| PLATE THICKNESS | 0.075 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1027 GOVERNMENT STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TYPE 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE SHELL |
| SURFACE TREATMENT | ANODIZE OR OXIDE FILM SHELL |
| TEMP RATING | 250.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES | UNF |