| FASTENER LENGTH | 0.535 INCHES NOMINAL |
| HEAD DIAMETER | 0.492 INCHES NOMINAL |
| HEAD HEIGHT | 0.144 INCHES NOMINAL |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL ACCOMMODATED THICKNESS | 0.251 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| MATERIAL | IRON ALLOY 660 FASTENER |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL | STEEL COMP 304 STAND-OFF |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.281 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |