| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193,GRADE B7 HARDENED AND TEMPERED AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | CONTINUOUS-THREAD STUD (TYPE IV) |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| OVERALL LENGTH | 1.625 INCHES NOMINAL |
| SPECIAL FEATURES | MINIMUM TENSILE STRENGTH OF 115,000 PSI |
| SPECIFICATION/STANDARD DATA | 81349-MIL-DTL-1222J GOVERNMENT SPECIFICATION |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |