| FASTENER LENGTH | 25.03 INCHES NOMINAL |
| HEAD DIAMETER | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-276 BAR STOCK ASSN STD SINGLE MATERIAL RESPONSE GRIP |
| MATERIAL DOCUMENT AND CLASSIFICATION | NAS1352 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE THREADS |
| MATERIAL DOCUMENT AND CLASSIFICATION | NAS1352 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE HEAD |
| MATERIAL | STEEL COMP 304 GRIP |
| MATERIAL | STEEL CORROSION RESISTING HEAD |
| MATERIAL | STEEL CORROSION RESISTING THREADS |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,1/2-13,EXTENDED WELDMENT |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM-A-967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.380 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNRC |