SEASTAR HC5312-3 Hydraulic Steering Cylinder BA125-7ATM

( Brand: Seastar ), ( Part Type: Hydraulic Steering Cylinder ), ( Manufacturer Part Number: HC5312-3 )

Review SEASTAR Each Hydraulic Steering Cylinder One Per

The Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder is a high-performance, heavy-duty component designed for use in marine applications. This cylinder is part of Seastar's Hydrovane series, which is known for its durability and reliability in harsh marine environments.

The HC5312-3 model is a double-acting cylinder, which means that it can be used to both extend and retract a steering arm or other hydraulic component. The BA125-7ATM designation indicates that this cylinder is rated for a working pressure of 7 atm (101.3 psi), making it suitable for use in larger commercial and recreational vessels.

The cylinder body is constructed from high-strength materials, including a forged steel piston rod and a cast iron cylinder housing. The piston is made of chrome-plated steel for superior wear resistance, while the piston seals are made of high-quality, oil-resistant materials to ensure a tight seal and prevent leaks.

The Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder features a large bore size of 125 mm (4.92 inches), which allows for greater hydraulic flow and improved steering response. The cylinder also includes a built-in relief valve, which helps to protect against overpressure and maintain safe operating conditions.

This cylinder is designed for use in marine applications, and is subjected to rigorous testing to ensure that it meets or exceeds relevant industry standards. It is also backed by Seastar's industry-leading warranty, which provides peace of mind for boat owners and operators.

Overall, the Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder is an ideal choice for marine applications that require a heavy-duty, high-performance steering component. Its durable construction, large bore size, and built-in relief valve make it a reliable and effective solution for a wide range of marine steering applications.

The Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder is a component used in marine applications for steering systems. Here are some pros and cons that might help you make an informed decision about purchasing this cylinder:

1. High-pressure capability: This cylinder is rated for a working pressure of 7,000 psi, making it suitable for use in high-pressure steering systems commonly found in larger boats and ships.

2. Durable construction: The cylinder features a heavy-duty, forged steel piston and a hard-anodized aluminum body, which provides excellent resistance to corrosion and wear.

3. Compact design: The cylinder is relatively small and compact, making it ideal for use in tight spaces and applications where space is limited.

4. High flow rate: The cylinder has a large bore size and a high flow rate, which allows for quick and responsive steering action.

5. Easy installation: The cylinder comes with a pre-installed piston seal and a removable piston rod seal, which simplifies the installation process.

1. High cost: The Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder is a high-performance component, and its price reflects its capabilities. It may be more expensive than other cylinders on the market.

2. Requires specialized tools: Installing and servicing this cylinder may require specialized tools and knowledge, which could increase the overall cost of ownership.

3. Limited availability: This particular model may not be readily available from all marine parts suppliers, which could make it more difficult to obtain if you need it urgently.

In conclusion, the Seastar HC5312-3 BA125-7ATM hydraulic steering cylinder is a high-performance component that offers excellent durability, high-pressure capability, and quick steering action. However, it comes with a higher price tag and may require specialized tools for installation and servicing. If you operate a large boat or ship with a high-pressure steering system and require quick, responsive steering, then this cylinder may be a worthwhile investment. However, if you have a smaller budget or simpler steering requirements, there may be other, more affordable options available. Ultimately, the decision to purchase this cylinder depends on your specific needs and budget.

part # hc53123 prices

• $350.00-$774.99

specifications dorycontrol:

• brand: Seastar
• part type: Hydraulic Steering Cylinder
• manufacturer part number: HC5312-3

payments dorycontrol:

• other
• wallet: Apple-pay
• credit card: Discover

general dorycontrol:

• Parts Accessories > Boat Parts > Controls Steering
• condition: Used

returns dorycontrol:

• policy: No Returns

shipping dorycontrol:

• class: Standard
• service: UPS Ground, USPS Ground Advantage
• type: Calculated
• carrier: UPS, USPS
• transit: 5-12 Days
• cost: $24.10

seller dorycontrol:

• rating: 100.0%
• # reviews: 1009

offer dorycontrol:

• options: Ship-to-home
• sold: 0
• quantity: 4
• best offers: True
• started: November 20, 2025
• availability: In Stock

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