| MATERIAL | STEEL COMP 203EZ OR |
| STEEL COMP 303 OR |
| STEEL COMP 303 PLUS X OR |
| STEEL COMP 303MA OR |
| STEEL COMP 303PB OR |
| STEEL COMP 303SE OR |
| STEEL COMP 416 OR |
| STEEL COMP 416 PLUS X OR |
| STEEL COMP 416SE OR |
| STEEL COMP 430F OR |
| STEEL COMP 420F OR |
| STEEL COMP 420FSE OR |
| STEEL COMP 430FSE OR |
| STEEL COMP 440F STANDOFF |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-581 ASSN STD SINGLE MATERIAL RESPONSE OR |
| ASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CROSS-SECTIONAL SHAPE | HEXAGON |
| WIDTH ACROSS FLATS | 0.5000 INCHES NOMINAL |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| LENGTH | 4.0000 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNC LEFT INTERNAL (INCLUDES THRU THREAD) |
| UNC RIGHT INTERNAL |
| NOMINAL THREAD SIZE | 0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.250 INCHES RIGHT INTERNAL |
| THREAD QUANTITY PER INCH | 20 LEFT INTERNAL (INCLUDES THRU THREAD) |
| 20 RIGHT INTERNAL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| 2B RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| RIGHT-HAND RIGHT INTERNAL |
| THREAD LENGTH | 0.625 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.625 INCHES NOMINAL RIGHT INTERNAL |