Skip to product information
Hydraulic Steering Cylinder Seal Kit FSM051 for SeaStar / Teleflex HC5345 steering cylinders and other cylinders expli – Northline Parts

Hydraulic Steering Cylinder Seal Kit FSM051 for SeaStar HC5345

SKU: NLT2T04099
$30.19 In Stock
$30.19
Sale price  $30.19 Regular price 
Ships for free in 2–4 business days.
Repair a leaking compatible SeaStar hydraulic steering cylinder with this replacement seal kit referenced by FSM051. It is intended for HC5345-style applications when the cylinder’s internal seal sizes match.
Estimated delivery between
Shop at Northline Parts Best Customer Service Best Online Parts

Let Northline Parts Do the Heavy Lifting for You!

Not sure which part you need? Our team can help you find the right replacement.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
  • SeaStar / Teleflex HC5345 steering cylinders and other cylinders explicitly using the FSM051 kit

Product Overview

New seals can address external hydraulic leakage around the rod, but scored rods, corroded bores and worn hardware may require additional repairs. Bleed the steering system properly after reassembly.

Key Features & Performance

  • Hydraulic Steering Cylinder Seal Kit FSM051
  • Confirm cylinder model, rod dimensions and seal-kit contents against the manufacturer diagram.

OE / Reference Numbers

  • FSM051
  • HC5345 (cylinder application
  • not an equivalent seal part number)

Common Reasons for Replacement

Hydraulic fluid leaking at rod gland, low steering fluid or seal deterioration.

Fitment & Compatibility Notes

Confirm cylinder model, rod dimensions and seal-kit contents against the manufacturer diagram.

Frequently Asked Questions

Is this a genuine OEM part? No. This listing is for an aftermarket replacement. Original equipment names and numbers identify the intended application, not the manufacturer of this item.

Part Summary

keywords: Hydraulic Steering Cylinder Seal Kit FSM051 for SeaStar HC5345, FSM051, HC5345 (cylinder application, not an equivalent seal part number), watercraft parts & accessories

Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.

Customers also purchased