| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.266 INCHES MINIMUM AND |
| 0.296 INCHES MAXIMUM |
| FASTENER LENGTH | 1.105 INCHES MINIMUM AND |
| 1.145 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 301 OR |
| STEEL COMP 302 OR |
| STEEL COMP 302B OR |
| STEEL COMP 303 OR |
| STEEL COMP 303SE OR |
| STEEL COMP 305 OR |
| STEEL COMP 308 OR |
| STEEL COMP 309 OR |
| STEEL COMP 310S OR |
| STEEL COMP 321 OR |
| STEEL COMP 348 OR |
| STEEL COMP 385 PRIMARY WASHER |
| ALUMINUM ALLOY 7075 STAND-OFF |
| STEEL COMP 301 OR |
| STEEL COMP 304 OR |
| STEEL COMP 304L OR |
| STEEL COMP 309S OR |
| STEEL COMP 310 OR |
| STEEL COMP 314 OR |
| STEEL COMP 316 OR |
| STEEL COMP 316L OR |
| STEEL COMP 317 OR |
| STEEL COMP 347 OR |
| STEEL COMP 384 OR |
| STEEL COMP 385 FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMSA 582 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| AMSA 582 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | PASSIVATE PRIMARY WASHER |
| CHROMIUM STAND-OFF |
| PASSIVATE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 CLASS3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| HEAD STYLE | FILLISTER |
| HEAD DIAMETER | 0.290 INCHES MINIMUM AND |
| 0.330 INCHES MAXIMUM |
| HEAD HEIGHT | 0.118 INCHES MINIMUM AND |
| 0.130 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL ACCOMMODATED THICKNESS | 0.286 INCHES NOMINAL |
| SPECIAL FEATURES | QUADRUPLE LEAD THREADS |