| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM |
| GRIP LENGTH | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.297 INCHES MINIMUM AND 0.302 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL MIL SPEC 4TH MATERIAL RESPONSE OR 6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| SHANK DIAMETER | 0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 95000 SINGLE POUNDS PER SQUARE INCH |
| WIDTH BETWEEN FLATS | 0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-+416, TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNJC |
| THREAD QUANTITY PER INCH | 32 |