| CROSS-SECTIONAL SHAPE | HEXAGON |
| LENGTH | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A583 TYPE 303 ASSN STD 1ST MATERIAL RESPONSE OR ASTM 303SE ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| NOMINAL THREAD SIZE | 0.086 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| NOMINAL THREAD SIZE | 0.086 INCHES RIGHT EXTERNAL |
| RIGHT PROJECTION DIAMETER | 0.182 INCHES MINIMUM AND 0.194 INCHES MAXIMUM |
| RIGHT PROJECTION LENGTH | 0.340 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| SPECIAL FEATURES | THREADS PER MIL-S-7742, CLASS 2 CSK FOR THREAD RELIEF TO MAJOR |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A RIGHT EXTERNAL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.313 INCHES NOMINAL RIGHT EXTERNAL |
| THREAD LENGTH | 0.313 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 56 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 56 RIGHT EXTERNAL |