ISO 8673 hexagon nut, M64 x 4, Article number 8673864400. Property class / material: steel class 8, surface finish plain. Hexagon Nut manufactured to ISO 8673 with ISO metric (M) thread, fine pitch, fully threaded. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution.
| Standard | ISO 8673 |
| Property class / grade | CL.8 |
| Class (detailed) | CL.8 |
| Thread type | M |
| Thread diameter | 64 mm |
| Pitch | 4 mm |
| Thread pitch class | Fine |
| Thread direction | Right |
| Threading | Fully Threaded |
| Key width (across flats) | 95 mm |
| Surface treatment | Plain (no plating) |
| Surface treatment code | PLAIN |
| Nut thickness | 51 mm |
| Thread standard | ISO metric (M) |
| Article number | 8673864400 |
| Category | Nuts / Hexagon Nuts |
| Material | Steel class 8 |
| Primary standard | ISO 8673 |
| Standard size | M64 x 4 |
| Thread standard | ISO metric (M) |
| MOQ | 1 |