Key Features
- Non-magnetic brass construction – safe for use near compasses and navigation equipment
- Non-slip base – holds charts firmly on sloping or polished navigation tables
- Rust-resistant and durable – built for marine environments
- Weight options from 1 kg to 3 kg – choose the right hold for your chart sizes
- Convenient ergonomic shape – easy to lift and reposition
- Meets IMPA 371021 standard – universally compatible with ship supply specifications
Technical Specifications
| Product Name | Chart Weights |
|---|---|
| IMPA Code | 371021 |
| Category | Nautical Equipment |
| Material | Non-magnetic brass |
| Base Material | Non-slip rubber |
| Available Weights | 1 kg, 1.5 kg, 2 kg, 3 kg |
| Diameter | 80–100 mm |
| Height | 20–30 mm |
| Finish | Polished or matte |
| Intended Use | Bridge navigation tables, chart stations, survey desks |
Frequently Asked Questions
Q: What are chart weights used for?
A: Chart weights are used to hold paper nautical charts flat and secure on a navigation table or bridge chart station, preventing shifting during course plotting and navigation.
Q: Are chart weights safe to use near compasses?
A: Yes, our chart weights are made of non-magnetic materials, ensuring they do not affect magnetic compasses or other sensitive navigation instruments.
Q: Can I order different sizes or weights?
A: Absolutely. We offer a range of sizes and weights to accommodate different chart sizes and lighting conditions. Please contact us for specific configuration requirements.
Q: Do the weights protect the chart paper from damage?
A: The weights feature a smooth, non-slip padded base that holds chart paper without tearing or marking the surface, even on plastic-coated charts.
Inquire About This Product
Contact us for pricing, availability, and bulk orders:
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