| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 1.781 INCHES MAXIMUM |
| GRIP LENGTH | 1.531 INCHES MINIMUM AND 1.595 INCHES MAXIMUM |
| HARDNESS RATING | 326.0 KNOOP MINIMUM AND 46.0 KNOOP MAXIMUM SLEEVE |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| HEAD MAJOR DIAMETER | 0.507 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4027 OR STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 4150 OR STEEL COMP 4620 OR STEEL COMP 4815 OR STEEL COMP 6150 OR STEEL COMP 8615 OR STEEL COMP 8620 OR STEEL COMP 8630 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL |
| SHANK DIAMETER | 0.258 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-81177 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-83488 MIL SPEC 2ND TREATMENT RESPONSE STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-83488 MIL SPEC 2ND TREATMENT RESPONSE SLEEVE |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OR ALUMINUM ALLOY SLEEVE |
| SURFACE TREATMENT | CADMIUM OR ALUMINUM ALLOY STEM |