| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 3.250 INCHES MINIMUM AND 3.450 INCHES MAXIMUM |
| GRIP LENGTH | 1.220 INCHES MINIMUM AND 1.281 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.454 INCHES MINIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, MULTIPLE GROOVED |
| SPECIFICATION/STANDARD DATA | 80205-NAS1458 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |