| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM SLEEVE |
| ALUMINUM STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE STEM |
| HARDNESS RATING | 326.0 KNOOP MINIMUM AND |
| 466.0 KNOOP MAXIMUM SLEEVE |
| 48.0 ROCKWELL C MINIMUM AND |
| 53.0 ROCKWELL C MAXIMUM STEM |
| SHEAR STRENGTH | 112000 SINGLE POUNDS PER SQUARE INCH |
| HEAD MAJOR DIAMETER | 0.900 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.412 INCHES MAXIMUM |
| SHANK DIAMETER | 0.435 INCHES MINIMUM AND |
| 0.437 INCHES MAXIMUM |
| GRIP LENGTH | 1.031 INCHES MINIMUM AND |
| 1.095 INCHES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| IDENTIFICATION CODE COLOR | GREEN |