| MATERIAL | STEEL CORROSION RESISTING OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| CROSS-SECTIONAL SHAPE | HEXAGON | 
| WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL | 
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS | 
| LENGTH | 3.000 INCHES NOMINAL | 
| LEFT COUNTERBORE DEPTH | 0.500 INCHES NOMINAL | 
| LEFT COUNTERBORE DIAMETER | 0.313 INCHES NOMINAL | 
| RIGHT COUNTERBORE DEPTH | 0.500 INCHES NOMINAL | 
| RIGHT COUNTERBORE DIAMETER | 0.313 INCHES NOMINAL | 
| THREAD SERIES DESIGNATOR | UNF LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | UNF RIGHT INTERNAL | 
| THREAD QUANTITY PER INCH | 24 LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 24 RIGHT INTERNAL | 
| THREAD TOLERANCE CLASS | 2B INTERNAL LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 2B INTERNAL RIGHT INTERNAL | 
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | LEFT-HAND RIGHT INTERNAL | 
| THREAD LENGTH | 1.250 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) | 
|  | 1.250 INCHES MINIMUM RIGHT INTERNAL | 
| SPECIAL FEATURES | NHA200532040; TAP THRU DRILL PERMISSIBLE FROM BOTH ENDS; ITEM USED ON 200532017; FINISH E300 PER MIL-F-14072 | 
| PART NAME ASSIGNED BY CONTROLLING AGENCY | CRES TYPE 17-4 PH, .50 HEX BAR |