| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| HARDNESS RATING | 95.0 ROCKWELL B MINIMUM |
| HEAD DIAMETER | 0.407 INCHES MINIMUM AND 0.425 INCHES MAXIMUM |
| HEAD HEIGHT | 0.112 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MINIMUM YIELD STRENGTH | 450 MEGAPASCALS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | MACHINE SCREW |
| NOMINAL THREAD DIAMETER | 0.2160 INCHES |
| 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 DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SPECIFICATION/STANDARD DATA | 81343-SAE J2484 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.500 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |