| COUNTERSINK ANGLE | 120.0 DEGREES NOMINAL |
| EXPANSION DEVICE | PLAIN STEM-TYPE T |
| FASTENER LENGTH | 0.529 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |
| GRIP LENGTH | 0.251 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.310 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A545 ASSN STD 1ST MATERIAL RESPONSE OR QQ-W-428 ASSN STD 2ND MATERIAL RESPONSE STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | ALUMINUM ALLOY 5056 BODY |
| MATERIAL | STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 STEM |
| SHANK DIAMETER | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| SHEAR STRENGTH | 470 SINGLE POUNDS PER SQUARE INCH |
| SHANK STYLE | SELF-PLUGGING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 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 QQ-P-416 FED SPEC 3RD TREATMENT RESPONSE OR QQ-P-416 FED SPEC 4TH TREATMENT RESPONSE OR MIL-P-16232,TY Z,CL2 MIL SPEC 5TH TREATMENT RESPONSE OR MIL-P-16232,TY Z,CL4 MIL SPEC 5TH TREATMENT RESPONSE STEM |
| SURFACE TREATMENT | ANODIZE OR CHROMATE BODY |
| SURFACE TREATMENT | ZINC AND CHROMATE OR CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OR PHOSPHATE ZINC STEM |