| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 1.256 INCHES NOMINAL |
| GRIP LENGTH | 0.969 INCHES MINIMUM AND 1.032 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.634 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES SLEEVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE STEM |
| MATERIAL | STEEL COMP 8740 STEM |
| MATERIAL | STEEL COMP 4027 OR STEEL COMP 4037 SLEEVE |
| MATERIAL | STEEL MECHANICAL LOCK |
| MINIMUM TENSILE STRENGTH | 5200 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.326 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SHEAR STRENGTH | 112000 SINGLE POUNDS PER SQUARE INCH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | -1L-F-81177 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |