| CROSS-SECTIONAL SHAPE | HEXAGON |
| LENGTH | 3.000 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 FED SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| NOMINAL THREAD SIZE | 0.190 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| NOMINAL THREAD SIZE | 0.190 INCHES RIGHT INTERNAL |
| WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B RIGHT INTERNAL |
| THREAD CLASS | 3B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD DIRECTION | RIGHT-HAND RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.500 INCHES NOMINAL RIGHT INTERNAL |
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 32 RIGHT INTERNAL |
| THREAD SERIES DESIGNATOR | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNF RIGHT INTERNAL |