| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.348 INCHES MINIMUM AND |
| 0.360 INCHES MAXIMUM |
| FASTENER LENGTH | 0.468 INCHES MINIMUM AND |
| 0.500 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 301 OR |
| STEEL COMP 302 OR |
| STEEL COMP 304 OR |
| STEEL COMP 316 OR |
| STEEL COMP 348 SECONDARY WASHER |
| STEEL COMP 301 OR |
| STEEL COMP 347 OR |
| STEEL COMP 348 PRIMARY WASHER |
| STEEL COMP 303 OR |
| STEEL COMP 303SE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR |
| ASTM A582 ASSN STD 2ND MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | PASSIVATE SECONDARY WASHER |
| PASSIVATE PRIMARY WASHER |
| PASSIVATE FASTENER |
| HEAD STYLE | PAN |
| HEAD DIAMETER | 0.357 INCHES MINIMUM AND |
| 0.373 INCHES MAXIMUM |
| HEAD HEIGHT | 0.122 INCHES MINIMUM AND |
| 0.132 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| WASHER QUANTITY | 2 |
| PRIMARY WASHER STYLE | SPLIT HELICAL RING |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.337 INCHES NOMINAL |
| PRIMARY WASHER MATERIAL THICKNESS | 0.047 INCHES MINIMUM |
| SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER | NOT IDENTICAL |
| SECONDARY WASHER STYLE | FLAT |
| SECONDARY WASHER OUTSIDE DIAMETER | 0.338 INCHES MINIMUM AND |
| 0.348 INCHES MAXIMUM |
| SECONDARY WASHER MATERIAL THICKNESS | 0.029 INCHES MINIMUM AND |
| 0.035 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1301 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |