| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 2.184 INCHES MAXIMUM |
| GRIP LENGTH | 1.531 INCHES MINIMUM AND 1.595 INCHES MAXIMUM |
| HARDNESS RATING | 326.0 KNOOP MINIMUM AND 466.0 KNOOP MAXIMUM SLEEVE |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.890 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES MECHANICAL LOCK |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-331 ASSN STD ALL MATERIAL RESPONSES SLEEVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-331 ASSN STD ALL MATERIAL RESPONSES STEM |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 OR STEEL COMP 1144 OR STEEL COMP 4037 OR STEEL COMP 4130 MECHANICAL LOCK |
| MATERIAL | STEEL SLEEVE |
| MATERIAL | STEEL STEM |
| MINIMUM TENSILE STRENGTH | 10150 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SHEAR STRENGTH | 16700 SINGLE POUNDS PER SQUARE INCH |
| SPECIFICATION/STANDARD DATA | 96906-MS90353 GOVERNMENT STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |