| CONCENTRIC HOLE DEPTH | 1.835 INCHES NOMINAL |
| CONCENTRIC HOLE DIAMETER | 0.120 INCHES NOMINAL |
| FASTENER LENGTH | 3.500 INCHES NOMINAL |
| HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL THREAD CLASS | 2B COUNTERBORE |
| INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
| INTERNAL THREAD LENGTH | 0.455 INCHES MINIMUM COUNTERBORE AND 0.483 INCHES MAXIMUM COUNTERBORE |
| MATERIAL DOCUMENT AND CLASSIFICATION | SE J429,GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| NOMINAL THREAD SIZE | 0.125 INCHES COUNTERBORE |
| SPECIAL FEATURES | 0.120 IN DIA HOLE,0.140 IN DISTANCE FROM UNDER HEAD |
| WIDTH BETWEEN FLATS | 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| STYLE DESIGNATOR | COUNTERBORE THREADED |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 3.300 INCHES MINIMUM AND 3.500 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 10 |
| THREAD SERIES DESIGNATOR | UNC |
| THREAD SERIES | NPT COUNTERBORE |