Arvid Nilsson 18004000 is a DIN 985 self-locking hexagon nut in M4 thread manufactured from A4-70 acid-resistant stainless steel with a wax finish. The integrated nylon insert provides vibration-resistant clamping without deforming the mating thread, allowing repeated re-use. Typical applications include marine, offshore and outdoor structural fasteners where corrosion resistance is required.
| Manufacturer part number (MPN) | 18004000 |
| EAN / GTIN | 7319007497052 |
| Sales unit | pcs |
| Package quantity | 200 pcs |
| Model | Nut |
| Screwing system | Outside hexagon |
| Height | 4 mm |
| Surface protection | Untreated |
| Wrench width | 7 mm |
| Thread type | Metric |
| Material | Stainless steel |
| Thread size (metric) | 4 |
| Pitch thread | 0.7 mm |
| With flange | No |
| With nylon ring | Yes |
| Self-locking | Yes |
| Left-handed thread | No |
| Country of origin | Malaysia |
| MOQ | 1 |