A double acting manual bilge pump with a tough, proven, reliable design. The Mk5 bilge pump has a high output of 104L (23 US Gal) per minute, with twin diaphragms emptying two bilge compartments simultaneously, or a single one at twice the rate. The Twin diaphragm system means that even with a diaphragm failure, the pump will continue to function. Thanks to its inspection hatch, easy maintenance can be carried out without tools. The Mk5 is suitable as a primary bilge pump on boats equal to or greater than 12m (40ft).Â
Warranty Length:
5 Years.
Key Features:
Approved by Lloyds (MCA).
Easy maintenance thanks to inspection port.
Twin Diaphragms can empty 2 compartments simultaneously.
High output - 104L/min (23 US Gals/min).
Will continue to function even when one diaphragm fails.
Specifications:
| Model | Mk5 Double Acting on Deck | Mk5 Double Acting on Bulkhead | Mk5 Double Acting Thru Deck |
| Weight | 2.8 kg (6.0 lbs) | ||
| Hose Connections | 38 mm (1.1/2") | ||
| Materials | Pump Body: Glass-Filled Polypropylene,  Diaphragm Valves and Seals: Nitrile,  Operating Lever: Acetal,  Glass-Filled Nylon Spring and Fasteners: Stainless Steel | ||
| Materials in Contact With Fluid | Glass-Filled Polypropylene, Acetal, Nitrile, Stainless Steel | ||
| Service Kits | AK8060 - Diaphragms, Valves and Circlips / AS8551 - Rocker Arm Assembly / AS8552 - Clamping Plate and Nut Kit / AS3725 - Gaiter Kit / DP9906 - Deckplate Kit | ||
| Maximum Suction Lift | 4.5 m (14.8ft) | ||
| Maximum Discharge Head | 4.5 m (14.8ft) | ||
| 45 Strokes per Minute | 64 l/min (17 US Gals/min) | ||
| 70 Strokes per Minute | 104 l/min (23 US Gals/min) | ||
- Margin:
- 15-20
