| FASTENER LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| HEAD DIAMETER | 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM |
| HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL | COPPER ALLOY OVERALL |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.172 INCHES NOMINAL |
| PRIMARY WASHER STYLE | SPLIT HELICAL RING |
| PRIMARY WASHER MATERIAL THICKNESS | 0.020 INCHES NOMINAL |
| SECONDARY WASHER MATERIAL THICKNESS | 0.021 INCHES NOMINAL |
| SECONDARY WASHER OUTSIDE DIAMETER | 0.187 INCHES NOMINAL |
| SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER | NOT IDENTICAL |
| SECONDARY WASHER STYLE | FLAT |
| SPECIAL FEATURES | POZIDRIV |
| WASHER QUANTITY | 2 |
| SURFACE TREATMENT | NICKEL OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.175 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 56 |