| CROSS-SECTIONAL SHAPE | HEXAGON |
| LENGTH | 12.0 MILLIMETERS NOMINAL |
| MATERIAL | ALUMINUM OVERALL |
| III PRECIOUS MATERIAL | GOLD AND IRIDIUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | POST,HEX;HEX 4.5MM STANDOFF |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 2.5 MILLIMETERS LEFT INTERNAL (INCLUDES THRU THREAD) |
| SPECIAL FEATURES | CONFORMS TO WEEE AND REACH |
| WIDTH ACROSS FLATS | 4.5 MILLIMETERS NOMINAL |
| STYLE DESIGNATOR | INTERNALLY THREADED FULL LENGTH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | CLASS 1A GOLD IRIDITE PER MIL-DTL-5541F GOVERNMENT STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | GOLD OVERALL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 12.0 MILLIMETERS NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD TOLERANCE CLASS | 4/6 INTERNAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | M LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD PITCH IN MILLIMETERS | 0.45 LEFT INTERNAL (INCLUDES THRU THREAD) |