Sea-Dog 321474-1 Gas-Filled Lift Spring, 17-Inch, 40-Pound

Gas Filled Lift Spring - 17" - 40#

Sea-Dog Gas Springs and hardware are manufactured to marine OE standards and have been installed in marine and RV applications for several years. You can count on our high quality and a 2-year warranty on all Sea-Dog Gas Springs.

Sea-Dog Gas Springs are the ideal choice for all marine, RV, truck cap, tool box, and utility applications because of their unique multi-lobe seal which offers superior service life and performance. Hard chromium plated shafts, bronze bushings, and polymer end fittings mean you are buying THE BEST.

Other applications for Sea-Dog Gas Springs: Hatches, doors, tool boxes, farm machinery, golf carts, luggage doors, engine hatches, canopies, access hatches, seating, RV doors, furniture, truck caps, and utility boxes. Accepts 10 mm ball.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Sea-Dog Gas-Filled Lift Spring, 17-Inch, 40-Pound

The Sea-Dog 321474-1 Gas-Filled Lift Spring provides dependable lifting support for marine, RV, truck cap, toolbox, and utility applications. Designed to marine OE standards, this 17-inch lift spring helps support hatches, doors, lids, and other hinged panels while offering a practical replacement solution for a wide range of equipment and enclosures.

Built for repeated use, the Sea-Dog gas spring features a multi-lobe seal designed to support service life and performance. A hard chromium-plated shaft, bronze bushings, and polymer end fittings provide durable component construction. The spring accepts a 10 mm ball and is suitable for applications including engine hatches, access hatches, canopies, RV doors, luggage doors, seating, furniture, farm machinery, golf carts, and utility boxes.

Key Features

• 17-inch lift spring: Sized for compatible hinged panels and lifting applications.
• 40-pound force rating: Provides lifting support for appropriately matched hatches, doors, lids, and enclosures.
• Marine OE-standard construction: Manufactured for marine and RV applications.
• Durable components: Includes a hard chromium-plated shaft, bronze bushings, and polymer end fittings.
• Multi-lobe seal: Designed to support service life and performance.
• 10 mm ball compatibility: Accepts a 10 mm ball for compatible installation hardware.

Product Details

• Brand: Sea-Dog
• Part number: 321474-1
• Product type: Gas-filled lift spring
• Length: 17 inches
• Force: 40 pounds
• Compatible hardware: Accepts a 10 mm ball
• Warranty: 2 years
• Intended applications: Marine, RV, truck cap, toolbox, utility, hatch, door, furniture, and equipment applications

California Proposition 65 Warning

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Choose the Sea-Dog 321474-1 Gas-Filled Lift Spring for a durable, application-focused lifting solution backed by a 2-year warranty.

Product summary: Sea-Dog 321474-1 17-inch, 40-pound gas-filled lift spring for marine, RV, truck cap, toolbox, hatch, and utility applications.