Marine Quick-Action Watertight Steel Hatch
High-Performance Quick-Release Hatches for Below-Deck Applications
Our marine quick-action watertight steel hatch provides instant access to below-deck compartments while maintaining superior watertight integrity. Featuring an ergonomic center handwheel mechanism, these hatches combine fast operation with military-grade sealing performance for demanding marine environments.
Key Features & Benefits:
✔ One-Hand Quick Release: Center handwheel clip enables fast opening/closing
✔ Watertight Security: Tested sealing system prevents water ingress
✔ Durable Steel Construction: 4-8mm thickness options for various applications
✔ Multiple Size Options: Square (530×530mm to 630×630mm) & Round (φ530-φ630)
✔ Easy Operation: Smooth-action mechanism requires minimal effort
Technical Specifications
Standard Models Available:
| Type | Nominal Size | Clear Size | Cover Size | Thickness (t) mm | Hatch Height (H) mm | Clip Qty | Weight (kg) |
|---|---|---|---|---|---|---|---|
| Square | 530×530 | 500×500×100 | 588×588 | 4 | 100-600 | 4 | 44.8 |
| Square | 530×530 | 500×500×100 | 592×592 | 6 | 100-600 | 4 | 51.4 |
| Square | 630×630 | 600×600×100 | 682×688 | 4 | 100-600 | 4 | 50 |
| Round | φ530 | φ500 | φ588 | 4 | 100-600 | 4 | 42.2 |
| Round | φ630 | φ600 | φ988 | 4 | 100-600 | 4 | 46.1 |
The description/sizes may be different with goods, please check with us when order.




