| COUNTERSINK ANGLE | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 2.370 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| GRIP LENGTH | 0.375 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.656 INCHES MINIMUM AND 0.709 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 304 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 90-U CLASS |
| SHANK DIAMETER | 0.380 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, MULTIPLE GROOVED |
| SHEAR STRENGTH | 7950 SINGLE POUNDS PER SQUARE INCH |