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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Sea-Dog 3214631 Gas Filled Lift Spring

Original price $44.49 - Original price $44.49
Original price
$44.49
$44.49 - $44.49
Current price $44.49
Item locally warehoused

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

Sea-Dog 3214631 Gas Filled Lift Spring is a gas-filled lift support designed to help raise and hold marine hatches, deck plates, and other heavy-duty access panels. Built with a multi-lobe seal for smooth, consistent performance, it features a hard-chromium plated shaft, bronze bushings, and polymer end fittings for long service life.

Key Features

  • Gas-filled lift spring for controlled raising and holding of access panels
  • Unique multi-lobe seal helps support superior service life and performance
  • Heavy gauge steel body
  • Hard chromium plated shafts
  • Bronze bushings
  • Polymer end fittings

Intended Use

  • Marine deck hatches and deck plates
  • Access ports and lift-up panels on boats
  • Marine/RV/utility applications using gas-filled lift springs

Product Details

  • Product Title (as provided): Sea-Dog 3214631 Gas Filled Lift Spring
  • SKU/Part number: 354-3214631
  • Weight: 161 grams
  • Includes: 1 lift spring (per package quantity shown in Sea-Dog gas-filled lift spring catalog listings)

Parts Desk Insights

Best Use Case: Great for replacing a worn gas lift spring on a hatch/deck plate lift arrangement where you need steady lift assistance and holding power for repeated opening and closing.

Common Issues: If the hatch won’t hold up, check that the spring is oriented correctly and that the mounting points align with the original installation. Also inspect mating hardware and any related seals/gaskets, since binding or misalignment can reduce lift performance.

Related Products & Accessories

Browse related Hatches/Deck Plates to complete the installation.

Shipping information

In-stock and OEM parts: ship same or next business day.

Locally warehoused items: ship within 1-3 business days.

Special-order items: timeline confirmed after order.

Returns & warranty

Returns & Satisfaction Guarantee

We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.

If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.

To qualify for a return:


  • Item must be in new, unused condition

  • Product must be in its original packaging

  • All parts, components, hardware, manuals, and accessories must be included

  • Packaging must be undamaged and suitable for resale

Important:

Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.

We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.

For return authorization, please contact our support team before shipping anything back.

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