| HEAD DIAMETER | 0.342 INCHES MINIMUM AND 0.372 INCHES MAXIMUM |
| HEAD HEIGHT | 0.032 INCHES NOMINAL |
| HEAD STYLE | FLAT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 430 OVERALL |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT DIAMETER | 0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM |
| NUT GRIP RANGE | +0.010 TO 0.075 INCHES |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT LENGTH | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
| SHANK END TYPE | OPEN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |