Black Day Shape Signal Ball 350mm - Foldable Marine Anchor Signal COLREG
MD1346
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Day Shape Signal Ball Black 350mm
Premium Quality Marine Safety Equipment
This 350mm Black Day Shape Signal Ball is a critical safety requirement for any vessel navigating open waters. Designed for high-contrast visibility against the sky, it provides immediate identification of a vessel's status to other mariners during daylight hours. Specifically engineered for the marine environment, this ball is a durable yet lightweight solution for maintaining compliance with international regulations.
Key Features
- β Collapsible Design: Folds completely flat for compact storage in lockers.
- β UV-Stabilised: Heavy-duty polypropylene resists sun damage and saltwater.
- β Easy Deployment: Two-piece construction slots together in seconds.
- β High Contrast: Matte black finish ensures a clear silhouette.
Technical Specs
| Diameter: | 350 mm (13.8") |
| Material: | Polypropylene |
| Color: | Matte Black |
| Type: | Fold-Flat / Collapsible |
COLREGs / Fitment Guide
| Regulation | Signal Usage | Vessel Size |
|---|---|---|
| Rule 30 | 1 Ball: Vessel at Anchor | Recommended for <20m |
| Rule 27 | 2 Balls (Vertical): Not Under Command | All applicable sizes |
| Rule 27 | 3 Balls (Vertical): Vessel Aground | All applicable sizes |
OEM Cross Reference
| Osculati | 29.172.01 |
| Lalizas | 70051 |
| Trem / Midlands | N1503350 / SFNSB |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.
How do I know if it is compatible?
We recommend checking the SKU/MPN and Cross Reference list provided above. If your original part matches the 350mm diameter requirement for vessels under 20m, it is a guaranteed fit.
When should I display this signal ball?
According to COLREG Rule 30, a vessel at anchor must display one black ball in the forepart where it can best be seen during daylight hours.
Note: Please verify your vessel requirements against local maritime regulations and COLREGs before purchasing.
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