Key Features
- Solid brass construction for superior corrosion resistance in marine environments
- Designed for 40A (DN40) Nakajima-style fire hydrant couplings
- Overall length of 270 mm for effective leverage
- Lightweight yet durable – ideal for shipboard fire safety kits
- Easy to grip handle for fast operation under pressure
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Hydrant Spanner (Fire Hose Wrench) |
| Coupling Type | Nakajima-style |
| Nominal Coupling Size | 40A (DN40 / 1.5 inch) |
| Overall Length | 270 mm (10.6 inches) |
| Material | Brass |
| Application | Marine fire hydrants, shipboard fire safety equipment |
Frequently Asked Questions
What is a Nakajima-style hydrant coupling?
Nakajima is a common interface standard for fire hydrants used on many vessels, particularly those built in Japan. This spanner is designed specifically for that coupling type.
What size fire hose does this spanner fit?
This spanner fits 40A couplings, which correspond to DN40 or 1.5-inch diameter fire hoses.
Is this spanner suitable for saltwater environments?
Yes, the brass construction provides excellent corrosion resistance, making it ideal for use in marine and saltwater conditions.
Can this spanner be used on other types of couplings?
No, it is specifically shaped to fit Nakajima-style couplings. Using it on other types may not provide a secure fit.
Inquire About This Product
Contact us for pricing, availability, and bulk orders:
📧 [Email protected by JavaScript]
📞 [Phone protected by JavaScript]