| FASTENER LENGTH | 2.600 INCHES MINIMUM AND 2.620 INCHES MAXIMUM |
| HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MATERIAL | IRON ALLOY 660 FASTENER |
| MATERIAL | STEEL COMP 301 PRIMARY WASHER |
| MATERIAL | STEEL COMP 303SE STAND-OFF |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| 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 STAND-OFF |
| SURFACE TREATMENT | PASSIVATE FASTENER |
| SURFACE TREATMENT | PASSIVATE PRIMARY WASHER |
| SURFACE TREATMENT | PASSIVATE STAND-OFF |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.735 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 20 |