| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| EXPANSION DEVICE | PLAIN STEM-TYPE T |
| FASTENER LENGTH | 0.313 INCHES MINIMUM AND 0.343 INCHES MAXIMUM |
| GRIP LENGTH | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.229 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES MANDREL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 MANDREL |
| SHANK DIAMETER | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE BODY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416 FED SPEC 2ND TREATMENT RESPONSE OR MIL-P-16232 TY Z CL 2 MIL SPEC 2ND TREATMENT RESPONSE OR MIL-P-16232 TY Z CL 4 MIL SPEC 2ND TREATMENT RESPONSE MANDREL |
| SURFACE TREATMENT | CHROMATE OR ANODIZE BODY |
| SURFACE TREATMENT | ZINC OR CHROMATE OR PHOSPHATE MANDREL |