| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE NUT OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE WASHER |
| MATERIAL | IRON ALLOY 660 NUT |
| MATERIAL | STEEL COMP 302 WASHER OR STEEL COMP 304 WASHER OR STEEL COMP 304L WASHER OR STEEL COMP 305 WASHER OR STEEL COMP 309 WASHER OR STEEL COMP 310 WASHER OR STEEL COMP 316 WASHER OR STEEL COMP 316L WASHER OR STEEL COMP 317 WASHER OR STEEL COMP 321 WASHER OR STEEL COMP 347 WASHER OR STEEL COMP 384 WASHER |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT STYLE | HEXAGON |
| OVERALL HEIGHT | 0.340 INCHES NOMINAL |
| WASHER OUTSIDE DIAMETER | 0.460 INCHES NOMINAL |
| WASHER THICKNESS | 0.107 INCHES MINIMUM AND 0.117 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.306 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| SURFACE TREATMENT | PASSIVATE NUT |
| SURFACE TREATMENT | PASSIVATE WASHER |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNJF |