We recently acquired a large inventory of overstock items. These items are missing the manufacturer’s original packaging. They may also have minor cosmetic blemishes from storage (See Photos)

Product Name: Hynautic H-22 Heavy Duty Hydraulic Marine Helm Pump

Displacement: 2.0 cubic inches of fluid volume per single wheel revolutionShaft Specifications: 1-inch straight shaft featuring a 1/4-inch square keyway on the base H-22 model

Listing Note: The 1/4-inch square shaft key & the steering wheel nut is not included with this item

Housing Material: Robust, marine-grade T-6061 billet aluminum body construction

Internal Mechanics: Non-metallic axial piston pump architecture paired with integrated relief and internal valving

Shaft Material: Premium stainless steel construction fitted with a heavy-duty protective wiper seal

Mounting Orientation: Flexible face design allowing the helm unit to be securely mounted at any rotational angle

Vessel Capacity: Configurable for high-load configurations requiring specialized multi-station or single-station commercial outputs

Hull Compatibility: Engineered for workboats and pleasure vessels stretching up to 70 feet

Steering Wheel Requirements: Accepts most standardized marine steering wheels with a recommended maximum diameter of 36 inches

System Architecture: Designed specifically as the core pump component for heavy-duty 3-line pressurized marine steering systems