| CRITICALITY CODE JUSTIFICATION | FEAT |
| HEAD COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| HEAD HEIGHT | 0.065 INCHES NOMINAL |
| HEAD DIAMETER | 0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED |
| KEY LENGTH | 0.004 INCHES NOMINAL |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL | STEEL COMP 4037 OVERALL |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT DIAMETER | 0.302 INCHES NOMINAL |
| NUT GRIP RANGE | +0.166 TO 0.216 INCHES |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT LENGTH | 0.672 INCHES MINIMUM AND 0.702 INCHES MAXIMUM |
| SHANK END TYPE | OPEN |
| SPECIAL FEATURES | SAFETY CRITICALSAFETY CRITIAL THREAD PER FED STD H28/20 SYSTEM 22 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNF |