00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Gas Spring 30 lb Extended 15" Compressed 9.5" #SL33-30-5
$30.94
Attwood Marine SL33-30-5 Gas SpringsNi-Slide Series Attwood gas springs are made with bio-degradable no hazzard to water grade oil (WGK), making them the marine industry's most environmentlly friendly gas springs. All springs pass ASTM B117, Attwood salt spray and a 30,000 cycle lifecycle test. Attwood gas springs come has many configurations to fit your needs including: marine, industrial, agricultural, pharmacuetical, food processing, and medical. Available in 6mm, 8mm and 10mm configurations between 10 and 100 pound output force.The Ni-Slide series carries Attwood's widest selection of configurations and lengths. These gas springs are the industry's proven leader in value, quality and durability.Gas Springs: Aftermarket Gas SpringsOutput Force: 30 PoundsExtended: 15.00 InchesProduct Series: Ni-SlideCompressed: 9.50 InchesStroke: 5.50 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: SL-33-30-5, Spring LiftSpecifications:Important Notice: Gas Spring Disposal Do not discard oil-filled Gas Springs!It is easy to drain this hydraulic oil and recycle it in the same manner as motor oil or transmission fluid.Follow these instructions to remove the oil:
Gas Springs are under pressure. Work carefully and wear eye protection!
Clamp Gas Spring in a vise.
Screen off the work area to deflect escaping gas and oil splashes. Have a container ready to collect oil.
Use a 1/8" (3mm) drill bit to drill a hole 3/4" (20mm) from bottom end of the Gas Spring. Hole must be 3/8" (10mm) deep.
Drain oil by pumping the piston rod in and out several times.
Collect and dispose of the oil and Gas Spring according to local disposal and environmental regulations.
Normalized SKU: SL33305UPC Code: 022697014986Search Key: ATT-SL33-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Gas Spring 30 lb Extended 10.5" Compressed 7.5" #SL32-30-5
$33.91
$40.48
Attwood Marine SL32-30-5 Gas SpringsNi-Slide Series Attwood gas springs are made with bio-degradable no hazzard to water grade oil (WGK), making them the marine industry's most environmentlly friendly gas springs. All springs pass ASTM B117, Attwood salt spray and a 30,000 cycle lifecycle test. Attwood gas springs come has many configurations to fit your needs including: marine, industrial, agricultural, pharmacuetical, food processing, and medical. Available in 6mm, 8mm and 10mm configurations between 10 and 100 pound output force.The Ni-Slide series carries Attwood's widest selection of configurations and lengths. These gas springs are the industry's proven leader in value, quality and durability.Gas Springs: Aftermarket Gas SpringsOutput Force: 30 PoundsExtended: 10.50 InchesProduct Series: Ni-SlideCompressed: 7.50 InchesStroke: 3.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: SL-32-30-5, Spring LiftSpecifications:Important Notice: Gas Spring Disposal Do not discard oil-filled Gas Springs!It is easy to drain this hydraulic oil and recycle it in the same manner as motor oil or transmission fluid.Follow these instructions to remove the oil:
Gas Springs are under pressure. Work carefully and wear eye protection!
Clamp Gas Spring in a vise.
Screen off the work area to deflect escaping gas and oil splashes. Have a container ready to collect oil.
Use a 1/8" (3mm) drill bit to drill a hole 3/4" (20mm) from bottom end of the Gas Spring. Hole must be 3/8" (10mm) deep.
Drain oil by pumping the piston rod in and out several times.
Collect and dispose of the oil and Gas Spring according to local disposal and environmental regulations.
Normalized SKU: SL32305UPC Code: 715584032308Search Key: ATT-SL32-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Gas Spring 60 lb Extended 10" Compressed 7" #SL30-60-5
$30.94
Attwood Marine SL30-60-5 Gas SpringsNi-Slide Series Attwood gas springs are made with bio-degradable no hazzard to water grade oil (WGK), making them the marine industry's most environmentlly friendly gas springs. All springs pass ASTM B117, Attwood salt spray and a 30,000 cycle lifecycle test. Attwood gas springs come has many configurations to fit your needs including: marine, industrial, agricultural, pharmacuetical, food processing, and medical. Available in 6mm, 8mm and 10mm configurations between 10 and 100 pound output force.The Ni-Slide series carries Attwood's widest selection of configurations and lengths. These gas springs are the industry's proven leader in value, quality and durability.Gas Springs: Aftermarket Gas SpringsOutput Force: 60 PoundsExtended: 10.00 InchesProduct Series: Ni-SlideCompressed: 7.00 InchesStroke: 3.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: SL-30-60-5, Spring LiftSpecifications:Important Notice: Gas Spring Disposal Do not discard oil-filled Gas Springs!It is easy to drain this hydraulic oil and recycle it in the same manner as motor oil or transmission fluid.Follow these instructions to remove the oil:
Gas Springs are under pressure. Work carefully and wear eye protection!
Clamp Gas Spring in a vise.
Screen off the work area to deflect escaping gas and oil splashes. Have a container ready to collect oil.
Use a 1/8" (3mm) drill bit to drill a hole 3/4" (20mm) from bottom end of the Gas Spring. Hole must be 3/8" (10mm) deep.
Drain oil by pumping the piston rod in and out several times.
Collect and dispose of the oil and Gas Spring according to local disposal and environmental regulations.
Normalized SKU: SL30605UPC Code: 715584030601Search Key: ATT-SL30-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Gas Spring 30 lb Extended 17.2" Compressed 10.2" #SL16-30-5
$30.94
Attwood Marine SL16-30-5 Gas SpringsNi-Slide Series Attwood gas springs are made with bio-degradable no hazzard to water grade oil (WGK), making them the marine industry's most environmentlly friendly gas springs. All springs pass ASTM B117, Attwood salt spray and a 30,000 cycle lifecycle test. Attwood gas springs come has many configurations to fit your needs including: marine, industrial, agricultural, pharmacuetical, food processing, and medical. Available in 6mm, 8mm and 10mm configurations between 10 and 100 pound output force.The Ni-Slide series carries Attwood's widest selection of configurations and lengths. These gas springs are the industry's proven leader in value, quality and durability.Gas Springs: Aftermarket Gas SpringsOutput Force: 30 PoundsExtended: 17.20 InchesProduct Series: Ni-SlideCompressed: 10.20 InchesStroke: 7.00 InchesEnd Type: 10mm SocketShock Size: 6mm Rod x 15mm CylinderAlternate part number: SL-16-30-5, Spring LiftSpecifications:Important Notice: Gas Spring Disposal Do not discard oil-filled Gas Springs!It is easy to drain this hydraulic oil and recycle it in the same manner as motor oil or transmission fluid.Follow these instructions to remove the oil:
Gas Springs are under pressure. Work carefully and wear eye protection!
Clamp Gas Spring in a vise.
Screen off the work area to deflect escaping gas and oil splashes. Have a container ready to collect oil.
Use a 1/8" (3mm) drill bit to drill a hole 3/4" (20mm) from bottom end of the Gas Spring. Hole must be 3/8" (10mm) deep.
Drain oil by pumping the piston rod in and out several times.
Collect and dispose of the oil and Gas Spring according to local disposal and environmental regulations.
Normalized SKU: SL16305UPC Code: 715584003766Search Key: ATT-SL16-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog 90-Degree Gas Lift Mount Wide #321582-1
$17.28
$20.63
Sea-Dog 321582-1 Gas Springs90° Gas Lift Mount - Wide 90° Gas Lift Mounts are constructed of stamped 304 stainless steel. Used for mounting gas filled lift springs. Installs with #10 RH fasteners (not included). 10 mm ball. Normalized SKU: 3215821UPC Code: 035514321624
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 15" 30# #321463-1
$35.50
$42.37
Sea-Dog 321463-1 Gas SpringsGas Filled Lift Spring - 15" - 30# 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. Normalized SKU: 3214631UPC Code: 035514321846
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 10" 60# #321426-1
$31.00
$37.00
Sea-Dog 321426-1 Gas SpringsGas Filled Lift Spring - 10" - 60# 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. Normalized SKU: 3214261UPC Code: 035514321792
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 7-1/2" 40# #321404-1
$24.99
$29.82
Sea-Dog 321404-1 Gas SpringsGas Filled Lift Spring - 7-1/2" - 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. Normalized SKU: 3214041UPC Code: 035514321754
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 7-1/2" 20# #321402-1
$24.99
$29.82
Sea-Dog 321402-1 Gas SpringsGas Filled Lift Spring - 7-1/2" - 20# 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. Normalized SKU: 3214021UPC Code: 035514321747
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 20" 80# #321488-1
$40.16
$48.19
Sea-Dog 321488-1 Gas SpringsGas Filled Lift Spring - 20" - 80# 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. Normalized SKU: 3214881UPC Code: 035514321969
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 20" 30# #321483-1
$31.96
$38.15
Sea-Dog 321483-1 Gas SpringsGas Filled Lift Spring - 20" - 30# 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. Normalized SKU: 3214831UPC Code: 035514321938
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sea-Dog
Sea-Dog Gas Filled Lift Spring 20" 20# #321482-1
$26.38
$31.49
Sea-Dog 321482-1 Gas SpringsGas Filled Lift Spring - 20" - 20# 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. Normalized SKU: 3214821UPC Code: 035514321921
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap 316 Stainless Gas Spring 14" x 24 #G-6624SSC
$6.32
$7.44
Whitecap G-6624SSC Gas Springs14" Gas Spring - 24lb - Stainless SteelFeatures:
316 S.S. Gas Spring
Ext. Length - 14"
Comp. Length - 8-5/8"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 24
Normalized SKU: G6624SSCUPC Code: 725060662431
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap Black Nitride Gas Spring 14" x 24 #G-6624C
$1.51
$1.78
Whitecap G-6624C Gas Springs14" Gas Spring - 24lb - Black NitrateFeatures:
Black Nitrate gas spring
Ext. Length - 14"
Comp. Length - 8/5/8"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 24
Normalized SKU: G6624CUPC Code: 725060662417
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap 316 Stainless Gas Spring 17" x 90 #G-3690SSC
$54.48
$65.38
Whitecap G-3690SSC Gas Springs17" Gas Spring - 90lb - Stainless SteelFeatures:
316 S.S. Gas Spring
Ext. Length - 17"
Comp. Length - 11"
Rod Diameter - 8mm
Tube Diameter - 18mm
P1 Force - 90
Normalized SKU: G3690SSCUPC Code: 725060369033
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap 316 Stainless Gas Spring 17" x 60 #G-3660SSC
$56.66
$67.99
Whitecap G-3660SSC Gas Springs17" Gas Spring - 60lb - Stainless SteelFeatures:
316 S.S. Gas Spring
Ext. Length - 17"
Comp. Length - 10-1/4"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 60
Normalized SKU: G3660SSCUPC Code: 725060366032
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap Black Nitride Gas Spring 17"x 90 #G-3690C
$23.89
$28.51
Whitecap G-3690C Gas Springs17" Gas Spring - 90lb - Black NitrateFeatures:
Black Nitrate Gas Spring
Ext. Length - 17"
Comp. Length - 11"
Rod Diameter - 8mm
Tube Diameter - 18mm
P1 Force - 90
Normalized SKU: G3690CUPC Code: 725060369019
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap Black Nitride Gas Spring 17" x 50 #G-3650C
$1.84
$2.16
Whitecap G-3650C Gas Springs17" Gas Spring - 50lb - Black NitrateFeatures:
Black Nitrate Gas Spring
Ext. Length - 17"
Comp. Length - 10-1/4"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 50
Normalized SKU: G3650CUPC Code: 725060365035
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap 316 Stainless Gas Spring 17" x 40 #G-3640SSC
$49.07
$58.88
Whitecap G-3640SSC Gas Springs17" Gas Spring - 40lb - Stainless SteelFeatures:
316 S.S. Gas Spring
Ext. Length - 17"
Comp. Length - 10-1/4"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 40
Normalized SKU: G3640SSCUPC Code: 725060364038
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Whitecap
Whitecap Black Nitride Gas Spring 17" x 40 #G-3640C
$17.03
$20.33
Whitecap G-3640C Gas Springs17" Gas Spring - 40lb - Black NitrateFeatures:
Black Nitrate Gas Spring
Ext. Length - 17"
Comp. Length - 10-1/4"
Rod Diameter - 6mm
Tube Diameter - 15mm
P1 Force - 40
Normalized SKU: G3640CUPC Code: 725060364014
Frequently Asked Questions
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.
Free Shipping
On most orders $149+ to the continental 48 US states.Secure Shopping
Fast, secure checkout with a variety of payment methods.Shop with confidence
25+ years serving the marine industry.Support center
Need help? Contact us via live chat, phone, or email.