| COUNTERSINK ANGLE | 98.5 DEGREES MINIMUM AND 101.5 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM |
| GRIP LENGTH | 0.344 INCHES MINIMUM AND 0.407 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.195 INCHES NOMINAL |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.162 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SPECIFICATION/STANDARD DATA | 96906-MS21140 GOVERNMENT STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |