The Indeserrable Hexagonal Nut (HI) A4 is a self-locking hexagonal nut designed to provide secure fastening in various applications, particularly in marine environments. Manufactured by Deal Marine, this nut features a nylon insert that enhances its locking capability, preventing loosening due to vibrations or dynamic loads.
Key Features:
- Self-Locking Design: Equipped with a nylon insert that creates friction against the bolt, effectively preventing the nut from loosening.
- Corrosion Resistance: Constructed from A4 marine stainless steel (316), offering superior resistance to corrosion, making it ideal for use in harsh environments, including marine and industrial settings.
- Compliance with Standards: Manufactured according to DIN 985 standards, which are similar to ISO 10511, NFE 25-412, and UNI 7474, ensuring high-quality and reliable performance.
Technical Specifications:
| Nominal Diameter (d) | Pitch (m) | Height (h) | Width Across Flats (s) | Width Across Corners (e) |
|---|
| M3 | 0.5 | 2.4 | 4 | 6.01 |
| M4 | 0.7 | 2.9 | 5 | 7.66 |
| M5 | 0.8 | 3.2 | 5 | 8.79 |
| M6 | 1 | 4 | 6 | 11.05 |
| M8 | 1.25 | 5.5 | 8 | 14.38 |
| M10 | 1.5 | 6.5 | 10 | 18.9 |
| M12 | 1.75 | 8 | 12 | 21.1 |
| M14 | 2 | 9.5 | 14 | 24.49 |
| M16 | 2 | 10.5 | 16 | 26.75 |
| M18 | 2.5 | 13 | 18.5 | 29.56 |
| M20 | 2.5 | 14 | 20 | 32.95 |
| M22 | 2.5 | 15 | 22 | 35.03 |
| M24 | 3 | 15 | 24 | 39.55 |
Materials:
- Nylon Insert: Provides a frictional lock to prevent loosening.
- A4 Marine Stainless Steel (316): Offers excellent corrosion resistance, especially in chloride environments.
Compatibility Information:
This nut is compatible with bolts or screws that match the corresponding nominal diameter and pitch, as specified in the technical specifications table.
