| THREAD SERIES | UNJC |
| NOMINAL THREAD SIZE | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 304 OR |
| STEEL COMP 305 BASE |
| STEEL COMP 631 BRACKET |
| IRON ALLOY 660 NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5639 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 5514 ASSN STD 2ND MATERIAL RESPONSE BASE |
| AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | SPLINE (FLOATING) |
| PILOT DIAMETER | 0.217 INCHES MAXIMUM |
| PILOT LENGTH | 0.073 INCHES NOMINAL |
| NUT LENGTH | 0.435 INCHES MAXIMUM |
| NUT HEIGHT | 0.287 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.310 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| NUT COUNTERBORE DEPTH | 0.135 INCHES NOMINAL BASE |
| COUNTERBORE DIAMETER | 0.182 INCHES MINIMUM BASE |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |