SeaStar HS5300 Hydraulic Cylinder Service Kit

SeaStar HS5300 Hydraulic Cylinder Service Kit

Complete Bleeder & Gland Wrench Kit for SeaStar Steering Cylinders

The Dometic SeaStar HS5300 is a compact and versatile hydraulic cylinder service kit, specially engineered to simplify cylinder maintenance for SeaStar steering systems. Whether you're a professional marine technician or a hands-on boat owner, this tool kit delivers the right fit and function for bleeding and disassembly in tight, hard-to-reach spaces.

Featuring a compact bleeder wrench and a heavy-duty end gland pin wrench, the HS5300 is compatible with both 4-hole and 8-hole end glands, making it adaptable across a wide range of SeaStar hydraulic cylinders. It’s the must-have tool kit for efficient, damage-free service on SeaStar systems.

Key Features & Benefits

✔ Compact Design – Bleeder wrench is angled for reaching fittings in confined spaces.

✔ Fits 4-Hole & 8-Hole Glands – End gland pin wrench adapts to both configurations for wide compatibility.

✔ Heavy-Duty Construction – Built to withstand repeated professional use.

✔ Complete Kit – Includes bleeder wrench, end gland wrench pin, and instruction sheet.

✔ Service-Friendly – Eliminates the need for older, bulkier 2-pin wrenches.

✔ Ideal for Marine Technicians – Designed for those regularly servicing SeaStar hydraulic steering systems.

What's Included

• (1) Compact Cylinder Bleeder Wrench
• (1) End Gland Pin Wrench (adjustable for 4-hole and 8-hole glands)
• (1) Instruction Sheet

Why Choose the HS5300 Cylinder Service Kit?

The HS5300 makes hydraulic steering cylinder service easier, faster, and more precise. It replaces outdated, cumbersome tools with a streamlined kit that works across multiple cylinder configurations. Whether you're rebuilding or just bleeding a SeaStar cylinder, this kit ensures you have the right tools to do the job right.

Downloads & Resources

• SeaStar Boat Helm Installation Manual [PDF] 
• SeaStar Hydraulic Steering Selection Guide [PDF]
• SeaStar Marine Steering Catalog [PDF]
• Dometic Seastar Hydraulic Build Guide [HERE]

Related Parts:

• HA5430H 
• Seastar Cylinders
• Seastar Helm Pumps
• Seastar Power Assist
• Seastar Jackplates

Questions?

• Tech Support: Tech Support Page
• Check Stock: Stock Inquiry Page
• Request a Shipping Quote: Request Quote Page

• No Sales Tax on Purchases Outside of California
• Buy Now Pay Later with Affirm or PayPal Pay Later
• Formerly Teleflex, Seastar is now Dometic Marine
• Seatech Marine Products, Inc. is an authorized dealer, and service center for Dometic Marine

International, USVI, Puerto Rican, Hawaiian & Alaskan Customers: We Ship Worldwide and USPS, shipping cost may quote too high on our website, EMAIL US for a shipping quote.