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ZF 631405061 – Hydraulic Pump Plug for ZF HSW Series (M12 x 1.5, 350 bar)
The ZF 631405061 Hydraulic Pump Plug is a precision-engineered sealing component designed specifically for ZF HSW hydraulic transmissions. Constructed from marine-grade stainless steel alloy with a corrosion-resistant coating, this plug ensures leak-free performance even under extreme pressure and temperature conditions.
Key Features:
- Designed for ZF HSW series marine hydraulic transmissions
- Supports up to 350 bar (5075 psi) operating pressure
- Wide operating temperature range: -50°C to +180°C (-58°F to +356°F)
- Thread size: M12 x 1.5, precision-machined for a tight fit
- Corrosion-resistant stainless steel with marine-grade finish
- Hydraulic-grade O-ring seal for maximum leak prevention
- Ideal for demanding marine and industrial hydraulic systems
- Compact and lightweight for easy installation and maintenance
Specifications:
Part Number ZF 631405061 Component Type Hydraulic Pump Plug Material High-strength stainless steel alloy Thread Size M12 x 1.5 (metric fine thread) Outer Diameter 25 mm Seal Type Hydraulic-grade O-ring Maximum Pressure 350 bar (5075 psi) Temperature Range -50°C to +180°C Weight 0.14 kg Finish Zinc or marine-grade anti-corrosion coating Application ZF HSW hydraulic transmissions (marine and industrial) Installation Direct screw-in replacement Durability Rated for high-vibration, high-pressure environments
Benefits:
- Prevents hydraulic fluid leaks and pressure drops in transmission systems
- Ensures stable and efficient performance in marine propulsion units
- Resistant to corrosion, wear, and temperature extremes
- Long-lasting performance with minimal maintenance
- Easy to install and replace with precision threading
- Ideal for yachts, commercial vessels, and heavy-duty hydraulic machinery
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