White Cap Industries G-3490C Gas Spring Lift 20 In. 90 Lbs Black Nitrate

The White Cap Industries G-3490C is a heavy-duty gas spring lift designed for marine applications including hatches, storage lids, doors, and covers. This black nitrate coated lift spring provides smooth, controlled motion with 90 pounds of lifting force to assist in opening and supporting access panels on boats, RVs, and other recreational vehicles.

Key Features:

• Black nitrate finish for corrosion resistance in marine environments
• Extended length: 20 inches
• Compressed length: 12 inches
• Rod diameter: 8mm for strength and durability
• Tube diameter: 18mm
• P1 Force: 90 lbs lifting capacity when fully extended
• Heavy-duty steel construction with heat-cured paint coating
• Hydraulic fluid provides end-of-travel damping for smooth operation
• Integrated motion damping prevents slamming

Gas springs offer significant advantages over traditional coil springs, including compact construction, speed-controlled operation, and simple installation. This lift spring is pre-loaded with 90 pounds of force, making it ideal for supporting medium to heavy hatch lids and access panels. Gas springs should always be installed in pairs with the rod end facing down for optimal performance and longevity.