The Attwood Marine SL35-50-5 Ni-Slide Series gas spring is designed as a replacement lift support for compatible boat hatches and other marine applications. It delivers 50 pounds of output force with a compact 8.46″ compressed length and 12.04″ extended length.
Built for demanding marine environments, this gas lift support features corrosion-proof composite end fittings and eyelet mounting at both ends for a secure installation.
Features
- Ni-Slide Series gas lift support
- Designed for compatible boat hatch applications
- 50 lb output force
- 12.04″ extended length
- 8.46″ compressed length
- 3.58″ travel
- Eyelet mounting at both ends
- Corrosion-proof composite end fittings
- High-strength construction
- Designed for marine applications
- Durable replacement gas spring
- Limited 1-year warranty
Specifications
- Brand: Attwood Marine
- Manufacturer Part Number: SL35-50-5
- Series: Ni-Slide
- Product Type: Boat Hatch Lift Support
- Support Type: Gas
- Output Force: 50 lb
- Upper Mount: Eyelet
- Lower Mount: Eyelet
- Mounting Style: Eyelet
- Compressed Length: 8.46″
- Extended Length: 12.04″
- Travel Length: 3.58″
- Socket Size: 10 mm
- Rod Diameter: 8 mm
- Cylinder Diameter: 18 mm
- Voltage: Not Applicable
- Condition: Brand New
- Product: Genuine Attwood Marine Replacement Part
Compatibility & Applications
Designed as a replacement gas lift support for compatible:
- Boat hatches
- Marine access panels
- Marine compartments
- Other applications requiring the same dimensions, mounting configuration and output force
Important Fitment Information
Gas springs should be matched carefully to the original lift support. Before ordering, verify:
- 50 lb output force
- 12.04″ extended length
- 8.46″ compressed length
- 3.58″ travel
- Eyelet upper and lower mounts
- 10 mm socket
- 8 mm rod and 18 mm cylinder
For direct replacement applications, compare the existing part number with Attwood SL35-50-5.
Important
This listing is for the gas lift support. Mounting brackets or additional installation hardware are not specified as included.
Warranty
Backed by a limited 1-year manufacturer warranty.








