Complete Product Range
From precision-engineered propellers to integrated hydraulic systems, OSEW provides comprehensive solutions engineered for reliability in demanding maritime conditions.

Precision-Engineered for Thrust & Efficiency
Custom-engineered marine propellers from 34" to 75" in 4-blade and 5-blade configurations, optimized for commercial fishing operations.

Heavy-Duty Lifting & Recovery
Compact and powerful hydraulic winch engineered for deck hauling, cargo recovery, and general maritime lifting operations with high line pull capacity.

Heavy-Duty Deck Machinery
Heavy-duty hydraulic winches engineered for purse seine and trawling operations with high line pull capacity and marine-rated construction for continuous-duty reliability.

Complete Shafting Solutions
Complete stern tube and shafting systems designed for durability, precision alignment, and long service life in marine environments.

Responsive Vessel Control
Advanced hydraulic power steering systems engineered for high maneuverability and precise vessel control with responsive feedback and smooth operation.

Advanced Steering Control
Advanced hydraulic steering wheel systems engineered for intuitive vessel control, smooth operation, and durability in demanding commercial fishing environments.

Hydraulic Deck Machinery
High-torque hydraulic power blocks designed for purse seine operations with heavy-duty sheave construction and extended operating hours.

Vessel-Specific Engineering
Tailor-made marine hydraulic systems engineered according to your vessel layout and operational requirements for complete integration.

Stern Gear System Components
Precision water-lubricated bearings engineered for stern gear systems, manufactured from durable elastomer materials resistant to corrosion and abrasion.

Propeller Support Systems
High-quality P-type and A-type brackets manufactured from manganese bronze and aluminum bronze with water-lubricated cutlass bearing integration.

Premium Marine Shafts
Premium marine propeller shafts engineered from certified stainless steel materials with exceptional dimensional tolerances for recreational and commercial vessels.

World-Leading Mechanical Seal
The world's #1 marine mechanical shaft seal trusted by leading boat builders globally, delivering 100% watertight protection with zero maintenance requirements.

Complete Component Range
Comprehensive range of stern gear components including nuts, shafts, bearings, seals, winches, and specialized marine accessories for all vessel requirements.
How We Work
Vessel specifications, operational requirements, performance goals
Custom engineering tailored to your specific needs and constraints
Precision fabrication with rigorous quality control throughout
Comprehensive testing and global logistics support
Contact our technical team with your vessel specifications for a detailed engineering consultation and custom quote.