Sierra Marine Parts Catalog
NAUTALIFTTM GAS LIFT
SUPPORTS AND ACCESSORIES
Marine Grade Gas Filled Supports
� Annealed steel rods, nitride coated for
corrosion resistance
� Engineered polymer rod ends
� Bronze bushings
� Multi-lobe internal seal
� Exact fit OEM replacement
Part No.
OE No.
Extended
Compressed
Rated
Length
Length
(pounds)
(inches)
(inches)
GSNI-4900-20
7.5
5.5
20
GSNI-4900-40
7.5
5.5
40
GSNI-4900-80
7.5
5.5
80
GSNI-5000-20
10
7
20
GSNI-5000-40
10
7
40
GSNI-5000-60
10
7
60
Industry standard
16mm composite end
GSNI-5100-20
12
8.5
20
fittings -- no rust, no
rattles, no problems.
GSNI-5100-30
12
8.5
30
Electrostatic black
GSNI-5150-20
15
9.5
20
paint finish on steel
tube for corrosion
protection and appear-
GSNI-5150-30
15
9.5
30
ance.
GSNI-5150-40
15
9.5
40
GSNI-5150-60
15
9.5
60
Tri-Lobe seal lasts
longer. Smaller cross
GSNI-5200-20
17
11
20
section means less
seal wear -- longer
life.
GSNI-5200-30
17
11
30
GSNI-5200-40
17
11
40
GSNI-5200-60
17
11
60
Bronze bushing --
long wearing, retains
lubrication for smooth
GSNI-5200-90
17
11
90
operation.
GSNI-5300-20
20
12
20
GSNI-5300-30
20
12
30
GSNI-5300-40
20
12
40
Nitrided rod.
Corrosion resistant.
Micro fine finish holds
GSNI-5300-60
20
12
60
oil to lubricate seals.
GSNI-2300-80
20
12
80
GSNI-2300-90
20
12
90
GSNI-2300-120
20
12
120
23