| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM YIELD STRENGTH | 65000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | J2484 ASSN STD ALL MATERIAL RESPONSES |
| SCREW MATERIAL | STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 384 OR STEEL COMP XM-7 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SPECIFICATION/STANDARD DATA | 81343-J2484 NATIONAL STD/SPEC |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.00 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNC |
| BEARING SURFACE OF HEAD SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMA380 ASSN STD ALL TREATMENT RESPONSES |
| FASTENER LENGTH | 1.00 INCHES NOMINAL |
| HARDNESS RATING | 95.0 ROCKWELL B MINIMUM |
| HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | SLOT |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, MACH PAN HEAD; PAN HEAD MACHINE SCREW |