My Account
Shopping Cart

Attwood Marine SL34-30-5 Gas Spring 20" Extended 12" Compressed 30 lbs

Manufacturer

Attwood Marine

<h3>About Attwood Marine</h3><p><strong>Attwood Marine</strong> has been a cornerstone of the boating world for well over a century. <a href="/7239-attwood-marine">Founded in 1893</a>, the company began by manufacturing precision underwater hardware and on-deck fittings — rudders, struts, cleats, and lights — and quickly earned a reputation for fine engineering and enduring quality. After World War I, the brand's craftsmanship was so well regarded that legendary boatbuilder Chris-Craft turned to Attwood for brass fittings on their iconic pleasure boats.</p><p>Today, Attwood operates as part of the Navico Group by Brunswick, a global family of industry-leading marine companies, yet it has never lost the boater-first focus that built its name. What distinguishes Attwood from many competitors is their end-to-end philosophy: they design, manufacture, test, and distribute their own products rather than simply sourcing components from third parties. Every item in the Attwood catalog is rigorously tested to meet or exceed U.S. Coast Guard (USCG), American Boat and Yacht Council (ABYC), and CE standards — giving boaters and OEM manufacturers alike the confidence to rely on Attwood gear season after season.</p><h3>A Complete Marine Accessories Ecosystem</h3><p>Attwood's catalog spans an impressively broad range of marine needs. On the comfort and ergonomics side, their <a href="/7239-attwood-marine-seat-pedestal-packages-200926">Seat &amp; Pedestal Packages</a> deliver complete, ready-to-install seating system solutions backed by decades of engineering refinement. For boaters who prefer to build or customize their setup, Attwood's Fixed Mount Pedestals provide a sturdy, reliable foundation engineered for lasting stability on the water.</p><p>When it comes to protecting your hull at the dock, Attwood's <a href="/7239-attwood-marine-fenders-200396">Fenders</a> offer dependable, marine-grade cushioning against docks, pilings, and other vessels — an often-overlooked but essential piece of gear for every boat owner. Getting on and off the boat safely is equally important, and Attwood's <a href="/200179-boarding-ladders-attwood-marine-7239">Boarding Ladders</a> are designed with heavy-duty construction, rated hardware, and user-friendly features to make every entry and exit as secure as possible.</p><p>Beyond these categories, Attwood is also widely recognized for its bilge and aerator pumps, navigation lighting, fuel systems, rod holders, and trailering accessories — making the brand a true one-stop resource for outfitting or refreshing virtually any powerboat, fishing boat, or recreational vessel.</p><h3>Why Boaters Choose Attwood</h3><ul style="list-style:disc"><li><strong>100+ Years of Proven Experience</strong> — A heritage of quality engineering stretching back to 1893.</li><li><strong>Multi-Standard Compliance</strong> — Products tested to USCG, ABYC, and CE standards for safety and performance.</li><li><strong>OEM-Trusted</strong> — A leading supplier to major boat manufacturers across a wide range of product categories.</li><li><strong>Corrosion-Resistant Materials</strong> — Extensive use of 304 and 316 stainless steel, chrome-plated zinc, and marine-grade synthetics built for harsh saltwater environments.</li><li><strong>In-House Engineering</strong> — Advanced prototyping, simulation, and real-world testing ensure reliability before any product reaches the water.</li></ul>

Part Number

SL34-30-5
09/14/2036 4:57 AM
Sale Price

$20.22

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Attwood Marine SL34-30-5 is a high-quality gas spring designed for marine applications, offering reliable lift support with 30 pounds of force. This environmentally conscious gas spring extends to 20 inches and compresses to 12 inches, making it ideal for hatches, lids, and access panels on boats and marine equipment.

Key Features:

  • 30 lb lifting force for dependable hatch and lid support
  • Extends to 20 inches, compresses to 12 inches for versatile applications
  • Filled with bio-degradable, water-safe grade oil (WGK) for environmental protection
  • Passes ASTM B117 salt spray testing for superior corrosion resistance
  • Tested to 30,000 cycle lifecycle for long-lasting durability
  • Marine-grade construction built to withstand harsh saltwater environments

This gas spring is a popular replacement option for boaters looking to restore smooth operation to aging hatches and storage compartments. The environmentally friendly oil ensures that even in the unlikely event of seal failure, there's no hazard to marine ecosystems. Attwood's rigorous testing standards guarantee reliable performance season after season.

Products specifications

Approximate Stroke

8"

Compressed Measurement

12"

Cylinder Size

18mm

Description

8 x 18 - 8MM ROD x 18MM CYLINDER

Diameter: Rod

8mm

The part I ordered did not work, I had to contact you for another part

Website is very easy to navigate and the prices are unbeatable

Quick response to customer question and great customer service. Will be back to purchase from again

Great experience. Received item the very next day

I needed a power steering cooler and I found what I think will work. The price was good but shipping was high.

Satisfied with product.

Great product. Shipping a bit slow for the cost.

So far so good! Nice and easy....

Good job guy great parts

Good

Quick

So far so good, quick. Hope you have the part !

Will see how fast the item ships

Fantastic prices, lowest on the 'net. Easy ordering, easy pay and fast fast fast shipping. You can't go wrong!

Easy shopping

The site does not inspired confidence due to the current look and feel. However the delivery was fast and the issue with ordering was resolved in matter of days. The only down side was that on of the parts did not match the original part of my vehicle. As

So far pleased

Fast and easy

So far my shopping experience was excellent. Looked up the parts, entered the quantity and they were on the way. Delivered on time as the order was placed

Awesome awesome awesome so glad I was able to get what I needed for such a great deal

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy