| FASTENER LENGTH | 1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM |
| HEAD DIAMETER | 0.531 INCHES NOMINAL |
| HEAD HEIGHT | 0.600 INCHES NOMINAL |
| HEAD STYLE | KNURLED NO. 2 |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL ACCOMMODATED THICKNESS | 0.094 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-493 ASSN STD SINGLE MATERIAL RESPONSE OR AMA 5636 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059A MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| MATERIAL | ALUMINUM ALLOY 6061 HEAD |
| MATERIAL | ALUMINUM ALLOY 6061 STAND-OFF |
| MATERIAL | STEEL COMP 301 PRIMARY WASHER |
| MATERIAL | STEEL COMP 302 FASTENER |
| MATERIAL | STEEL COMP 302 SPRING |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| WIDTH ACROSS FLATS | 0.485 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY I, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY I. CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| SURFACE TREATMENT | ANODIZE HEAD |
| SURFACE TREATMENT | ANODIZE STAND-OFF |
| SURFACE TREATMENT | PASSIVATE FASTENER |
| SURFACE TREATMENT | PASSIVATE PRIMARY WASHER |
| SURFACE TREATMENT | PASSIVATE SPRING |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |