| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNC |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD ALL MATERIAL RESPONSES NUT |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 NUT |
| MATERIAL | STEEL COMP 1050 WASHER |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT HEIGHT | 0.094 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| NUT STYLE | EXTERNAL TOOTH |
| OVERALL HEIGHT | 0.125 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| WASHER OUTSIDE DIAMETER | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |