| MATERIAL | STEEL |
| STYLE DESIGNATOR | WELDING |
| SHOULDER DIAMETER | 0.495 INCHES MINIMUM AND |
| 0.562 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.093 INCHES NOMINAL |
| UNTHREADED END DIAMETER | 0.21 INCHES MINIMUM AND |
| 0.22 INCHES MAXIMUM |
| UNTHREADED END LENGTH | 1.907 INCHES NOMINAL |
| LENGTH EXCLUDING FLUXED WELDING TIP | 2.719 INCHES MINIMUM AND |
| 2.781 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| NOMINAL THREAD SIZE | 0.2500 INCHES STUD THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD QUANTITY PER INCH | 20 STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.750 INCHES NOMINAL STUD THREAD |
| SPECIFICATION/STANDARD DATA | 81349-MIL-S-24149/1D GOVERNMENT SPECIFICATION |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD,WELDING,AND ARC SHIELDS(FERRULES);TYPE I,CLASS 1,2,3 AND TYPE II,C LASS 1,4,5,5A,6 CARBON STEEL,FOR DIRECT ENERGY ARC WELDING |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-S-24149/1D |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M24149/1-512 |