China OEM Gas Spring Manufacturers Suppliers Factory - Buy OEM Gas Spring for Sale

Your Professional Gas Spring Supplier!

Established in 1993, Land Gas Springs is an OEM manufacturer of gas springs, locking gas springs and dampers for RV, truck, marine and industrial equipment. In the years following our founding, Land Gas Spring steadily expanded its product offerings and enhanced its manufacturing capabilities. We became known for our innovation in gas spring design, focusing on custom solutions that addressed specific customer requirements.

Why Choose Us

Rich Experience

We had 30+ years of production experience, Annual output of 4 million pieces, product is tested for force, leakage, cycle life, and corrosion resistance to ensure consistent and reliable performance.

Custom Service

We provide tailored gas spring solutions based on your drawings or specifications, including force, stroke, materials, and fittings.

Our Certificate

ROHS, SGS, MSDS, CMRT test reports complying with international certification standards, ASTM-B117 200hours salt spray testing, and 100000 cycles of fatigue life testing passed.

Overview of Gas Spring

A gas spring (or gas strut) is a compact, self-contained pneumatic device consisting of a cylinder, piston, and rod, charged with pressurized nitrogen gas to provide lift, counterbalance, or damping forces. Used extensively for lifting heavy lids, ergonomic furniture, and automotive applications, they offer controlled, reliable movement.

Product advantages

Low Maintenance
Unlike other types of springs, gas springs require little or no maintenance. They still consist of multiple parts. Gas springs have a piston, seals and attachments. However, these parts are enclosed in a cylinder, so maintaining gas springs is a breeze.

Long-Lasting
Gas springs are long-lasting. They typically last longer than other types of springs, in fact. Other types of springs use a purely mechanical method of operation. They consist of a coiled piece of metal, which is used to create extension springs or compression springs.

Locking
While not available in gas springs, many of them can be locked in place. There are non-locking gas springs, and there are locking gas springs. Locking gas springs can be "locked" in place. Non-locking gas springs, on the other hand, don't offer this option.

Ergonomics
Another benefit of gas springs is ergonomics. They are more ergonomic than traditional springs. They produce a smooth action when exposed to a compressive force. The piston of a gas spring will simply retract into the cylinder.

Sizes Specification

	Series	Rod Diameter (inches)	Tube Diameter (inches)	Stroke Range (inches)	Extended Length Range (inches)	P1 Range (pounds)
Mini Gas Springs	GGN51 to GGN56	0.16 (4mm)	0.47 (12 mm)	0.90 to 3.40	4.54 to 9.53	5 to 20
Compact Gas Springs	GGN40 to GGN49	0.24 (6mm)	0.59 (15mm)	2.00 to 8.00	7.50 to 20.00	20 to 100
Standard Gas Springs	GGN20 to GGN203	0.32 (8mm)	0.71 (18mm)	3.25 to 8.50	9.60 to 23.03	20 to 150
Heavy Duty Gas Springs	GGN31 to GGN38	0.39 (10mm)	0.87 (22mm)	10.00 to 15.00	27.80 to 35.30	75 to 250
Adjustable Gas Springs	GGN220 to GGN24	0.32 (8mm)	0.71 (18mm)	3.94 to 7.87	10.39 to 19.36	146
	GGN310	0.39 (10mm)	0.87 (22mm)	11.81	25.20	270
	GGN410 to 411	0.24 (6mm)	0.59 (15mm)	2.36 to 3.94	6.30 to 9.45	90
Locking Gas Springs	ECL22 to ECL26	0.32 (8mm)	0.71 (18mm)	5.00 to 7.00	15.25 to 19.63	20 to 120
	ECL31	0.39 (10mm)	0.87 (22mm)	10.00	27.80	100 to 200
Friction Stop Gas Springs	FRC21 to FRC24	0.32 (8mm)	0.71 (18mm)	3.46 to 6.90	11.90 to 19.63	20 to 120
Multi-Feature Gas Springs	ECL220 to ECL222	0.32 (8mm)	0.71 (18mm)	3.17 to 7.10	10.39 to 18.27	146

Common types

Dynamic gas springs
Dynamic gas springs use a cylinder slot to control speed and damping across the stroke. Ideal where the motion profile must be tuned precisely, for example, in automotive tailgates and industrial closures.

Compression gas springs
Compression gas springs are the most common type. The rod extends automatically when force is removed. This type of spring is used in lids, hatches, equipment enclosures, and ergonomic mechanisms.

Lockable gas springs
Lockable variants contain a special internal valve that allows the rod to lock at any point. These gas springs are essential in adjustable furniture, medical devices, and ergonomic systems.

Stainless steel gas springs
Manufactured from corrosion-resistant stainless steel, these components are designed for marine, medical, food-processing, and hygiene-critical environments.

Traction gas springs
Traction gas springs operate in tension, retracting automatically. They are suitable for folding ramps, retractable systems, and applications requiring inward force.

Application

Automotive Manufacturing
Gas springs are commonly used in automotive manufacturing for tasks like lifting hoods and trunks, adjusting seats, and supporting tailgates and hatches.

Aerospace Industry
In the aerospace industry, gas springs play a vital role in tasks such as securing cabin doors, controlling aircraft components, and facilitating cargo loading and unloading.

Furniture and Ergonomics
Gas springs are a staple in ergonomic office chairs, providing adjustable seat height and comfortable reclining. They also find use in adjustable-height desks and cabinet doors.

Medical Equipment
Gas springs are employed in medical equipment like hospital beds, patient lifters, and examination tables, where precise positioning and smooth operation are essential.

Rigid Locking Gas Springs in Compression

Structure

Rod

A durable, cylindrical element, commonly crafted from metals like stainless steel or steel, which extends from the cylinder. The rod is pivotal, facilitating the piston's movement within the cylinder.

Piston

Housed within the cylinder, the piston, often fabricated from robust stainless steel, traverses the cylinder's length. The piston has a small orifice that provides for smoothly controlled extension of the spring.

Cylinder

This hollow metal tube, crafted from steel or stainless steel, encapsulates the gas and piston. Its threaded end facilitates secure mounting.

Oil

Integrated for enhanced performance, this lubricant counters potential piston adherence, fortifying the seal and preventing potential leaks.

Seal Pack Assembly

Positioned at the cylinder's end, this assembly combines multiple seals, ensuring gas containment and consistent oil retention.

Installation Precautions

Observe Design Limits: Use gas springs only within their rated load capacities, temperature ranges, and environmental tolerances.

Regular Inspection: While gas springs require little maintenance, periodic inspection for signs of wear, leaks, or damage is recommended. Catching issues early helps prevent unexpected failures.

Correct Installation: Follow manufacturer guidelines for mounting orientation, alignment, and torque on fittings. Incorrect installation can reduce lifespan or cause malfunction.

Avoid Unauthorized Modifications: Never attempt to open, refill, or modify a gas spring unless explicitly designed for adjustment.

Safe Disposal: When a gas spring reaches end-of-life, safely release internal pressure and recycle according to local regulations. Specialized recycling may be required for some industrial gas springs.

Certifications

productcate-1-1

Package & Delivery

Package: Standard export package or Custom

Delivery: By air express, by sea

productcate-1-1

FAQ

Q: What is a gas spring and how does it work?

A: A gas spring is a type of spring that uses high-pressure gas, typically nitrogen, sealed within a cylinder to provide force. When force is applied, a piston moves inside the cylinder, compressing the gas and providing a smooth, controlled motion ideal for lifting, lowering, opening, closing, and adjusting components.

Q: What are the main advantages of gas springs over mechanical and hydraulic systems?

A: Gas springs offer smoother and more controlled motion, are compact and lightweight, require low maintenance, and are highly versatile and adjustable. They do not need external power sources and are easy to install, making them cost-effective and suitable for a wide range of applications.

Q: In what industries are gas springs commonly used?

A: Gas springs are widely used in automotive, aerospace, healthcare, marine, office furniture, agricultural, and industrial machinery industries. Typical applications include automotive hoods and trunks, medical beds and chairs, aircraft storage compartments, marine equipment, and adjustable seating.

Q: How do I select the appropriate gas spring for my application?

A: When choosing a gas spring, consider the required force output, stroke length, load capacity, operating environment, material and finish, cycle requirements, and mounting needs. Manufacturers can customize size, end fittings, finishes, and performance features for specific requirements.

Q: What maintenance do gas springs require?

A: Gas springs require minimal maintenance. Regular visual inspections for wear, leaks, or damage are recommended, as well as following correct installation procedures. Modifications should not be attempted unless the design allows, and gas springs should be safely recycled at end-of-life.

Q: Can gas springs be used in outdoor or corrosive environments?

A: Yes, gas springs made from stainless steel or those with protective coatings like chrome plating or black nitride finishes are suitable for outdoor or corrosive environments. These materials provide enhanced corrosion resistance for marine, food processing, and other harsh settings.

Q: Are you manufacturer or trading company?

A: We are manufacturer.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: What is the quality control of your product?

A: Follow strictly quality control measures for implementation,

Q: Will your company provide free sample?

A: It depends on which sort of item you want to get. Some can be provided free of charge, however, the client shall assume the shipping fees himself.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: What is the payment of sample?

A: T/T and Alipay both acceptable.

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval .

As one of the most experienced oem gas spring manufacturers and suppliers in China, we also support customized service. Please feel free to buy cheap oem gas spring in stock here from our factory. Welcome to view our website for more information.

OEM Gas Spring