| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D4066,GROUP 1,CL 1,GR 1 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED-STD-66,C1137 FED STD 1ST MATERIAL RESPONSE NUT OR MIL-S-1222,C1137 MIL SPEC 2ND MATERIAL RESPONSE NUT |
| MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| MATERIAL | STEEL COMP 1137 NUT |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| NUT HEIGHT | 0.318 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| SPECIAL FEATURES | NUT IS MODIFIED FROM MS17829-6C |
| SPECIFICATION/STANDARD DATA | 80205-NAS-17829 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| SURFACE TREATMENT | ZINC NUT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES | UNC |