"
| Type of thread | Unified thread |
|---|---|
| Standard | ISO 529 |
| Form | Form C |
| Material | HSS-G |
| Tolerance | 2B |
| Size | UN 3" x 8 |
| Overall length (L1) | 258 mm |
| Thread length (L2) | 83 mm |
| Core hole diameter (D1) | 73.1 mm |
| Shank diameter (D2) | 50.0 mm |
| Drive connector | 40.0 mm |
| Item number | 82958-3 |
| Type of flute | straight fluted |
| Application | for blind holes |
| Thread standard | ANSI B 1.1 |









