These heavy-duty shocks are used in the production of Buyers Products Truck Tool Boxes, and can be used as a universal aftermarket part to replace broken or damaged shocks on a variety of applications like cabinets, chests, trucks, trailers, and RVs.
Select the length and strength rating best suited to your application. Note: Part number 3028786 includes a 10 mm ball stud. Ball studs are sold separately on all other models (see "Accessories" below).
Specifications
| Ball Socket Diameter (mm) | 10.00 |
|---|---|
| Compressed Length (in.) | 8.50 |
| Cylinder Diameter (mm) | 18.00 |
| Extended Length (in.) | 13.93 |
| Force Rating (lbs) | 35 |
| Rod Diameter (mm) | 8.00 |
| Stroke | 5.50 |
Advanced Technical Overview: The 35 Pound Gas Spring with 10mm Ball Stud
The 35 Pound Gas Spring with an integrated 10mm Ball Stud, featuring a 13.93-inch extended length and 8.5-inch compressed length, represents a meticulously engineered solution for precise motion control across a broad spectrum of heavy-duty applications. Manufactured by Buyers Products, a name synonymous with robust and reliable industrial components, this gas spring is designed to deliver consistent performance, durability, and enhanced user experience. It serves as a critical component in systems requiring controlled lifting, lowering, holding, and counterbalancing of various loads, particularly where smooth, predictable operation is paramount. This detailed exposition will delve into the technical specifications, operational mechanisms, construction attributes, and diverse application potential of this exemplary gas spring.
Fundamental Principles of Gas Spring Operation
At its core, a gas spring operates on the principle of compressing an inert gas, typically nitrogen, within a sealed cylinder. This particular model, with its 18.00 mm cylinder diameter and 8.00 mm rod diameter, encloses this high-pressure nitrogen. A precisely engineered piston is attached to the rod, which extends and retracts into the cylinder. When the rod is pushed into the cylinder, the volume of the gas chamber decreases, significantly increasing the gas pressure. This elevated pressure exerts a force on the piston, generating the lifting or counterbalancing force. Conversely, as the rod extends, the gas expands, and the pressure decreases, allowing for controlled movement. The inert nature of nitrogen ensures stable performance across varying temperatures and prevents internal corrosion, thereby prolonging the service life of the unit. The integrity of the system is maintained by high-quality seals that prevent gas leakage and contain the internal hydraulic fluid.
Precision Engineering: Force Rating and Dimensional Accuracy
This specific gas spring is rated at a force of 35 pounds (155.7 N). This rating is a critical parameter, indicating the approximate force the spring exerts at full extension, designed to precisely counterbalance a load of corresponding weight or assist in lifting. For optimal performance, the application's load and leverage arm must be carefully calculated to ensure the 35 lb force provides the desired outcome without being excessive or insufficient. The precise dimensions are equally vital for integration: an extended length of 13.93 inches (353.82 mm) and a compressed length of 8.50 inches (215.9 mm). These measurements dictate the operational range and fitment within a given mechanical assembly. The stroke, defined as the difference between the extended and compressed lengths, is 5.50 inches (139.7 mm). This stroke length is crucial for determining the total displacement or opening arc of the component it supports, whether it be a toolbox lid, cabinet door, or access panel. The exactness of these dimensions ensures compatibility and optimal functionality for direct replacement or new design implementations.
Advanced Damping Technology: Controlled Extension
A standout feature of this gas spring is its "dampened extension." This characteristic is achieved through an internal hydraulic damping mechanism, typically involving a small amount of oil within the cylinder and an orifice or valve system within the piston. As the gas spring extends, this hydraulic fluid is forced through the restricted orifice, creating resistance that slows down the extension speed. The benefits of dampened extension are manifold:
- Enhanced Safety: It prevents sudden, uncontrolled opening of heavy lids or doors, significantly reducing the risk of injury from impact.
- Smooth Operation: Provides a premium, controlled user experience, eliminating jarring motions.
- Reduced Wear and Tear: Mitigates stress on hinges, latches, and the mounting points of the application by absorbing kinetic energy, thus extending the overall lifespan of the system.
- Noise Reduction: Prevents slamming or abrupt movements, contributing to quieter operation.
Undampened Compression: Efficiency and Responsiveness
In contrast to its dampened extension, this gas spring features "undampened compression." This design choice is deliberate and optimized for specific functional requirements. During compression, when an external force is applied to close the lid or door, the gas spring offers minimal hydraulic resistance. The primary resistance comes from the increasing pressure of the compressed nitrogen gas. The advantages of undampened compression include:
- Effortless Closing: Allows for quick and easy manual closing of the application, requiring less effort from the user.
- Responsive Action: The spring readily compresses under load, providing immediate feedback and a direct feel during closure.
- Simplicity and Reliability: By minimizing complex valving during compression, the design is simpler, contributing to higher reliability and fewer potential points of failure.
Robust Construction and Material Science
The "heavy-duty" designation of this gas spring is underpinned by its robust construction and selection of high-grade materials. The cylinder typically comprises drawn-over-mandrel (DOM) steel tubing, often treated with a durable powder coat or corrosion-resistant finish to withstand harsh environmental conditions, including moisture, salt spray, and chemicals prevalent in outdoor or industrial settings. The rod, a critical moving component, is commonly manufactured from hardened steel and coated with a hard chrome plating. This chrome layer provides superior wear resistance, minimizes friction against the seals, and offers excellent protection against rust and pitting, which could otherwise compromise the sealing integrity and performance. High-performance elastomer seals, such as those made from nitrile rubber (NBR) or fluoroelastomers (FKM), are employed to ensure absolute gas retention and prevent the ingress of contaminants, maintaining consistent pressure and damping characteristics over a wide operating temperature range. These material choices collectively ensure exceptional longevity, reliability, and consistent force output throughout the product's operational lifespan.
Integrated Mounting: The 10mm Ball Stud System
This particular gas spring stands out with its included 10mm ball stud. This integrated mounting solution simplifies installation and ensures a secure, flexible connection. The ball stud interfaces with a corresponding ball socket, allowing for multi-directional articulation (swivel movement). The advantages of this design are significant:
- Universal Fitment: The 10mm standard is widely adopted across various industries, making this gas spring universally compatible with existing ball socket mounting brackets.
- Installation Ease: Ball studs facilitate quick snap-on installation and removal, reducing assembly time and maintenance effort.
- Flexibility and Alignment Tolerance: The spherical connection accommodates minor misalignments in mounting points and prevents binding or side-loading of the gas spring, which can lead to premature wear and failure. This flexibility is crucial in dynamic applications where precise alignment might be challenging.
- Secure Connection: Despite their flexibility, ball studs provide a firm and reliable connection, ensuring the gas spring remains securely attached during operation.
Broad Spectrum of Universal Applications
The universal design and robust specifications of this 35 lb gas spring make it suitable for an expansive array of applications beyond the initially listed truck toolboxes, cabinets, chests, trucks, trailers, and RVs.
- Truck Toolboxes: As a core application, it ensures effortless and safe opening of heavy toolbox lids, preventing them from slamming shut and protecting tools and fingers.
- Utility and Storage Chests: Provides controlled lifting and holding for industrial, commercial, or residential storage chests, improving access and ergonomics.
- Vehicle Compartments: Ideal for cargo doors, access panels, or even custom automotive hood/trunk conversions where a 35 lb lift assist is required.
- Trailers and RVs: Essential for lifting and holding heavy hatches, bed platforms, dinette tables, or outdoor kitchen covers, enhancing convenience and safety for mobile living.
- Marine Applications: Suitable for boat hatches, engine covers, and storage compartments, offering corrosion resistance and controlled motion in demanding marine environments.
- Industrial Equipment: Can be integrated into machine guards, access panels on machinery, or workstation ergonomic adjustments, improving operator interaction and safety.
- Furniture and Cabinetry: Utilized in high-end or heavy furniture applications like Murphy beds, lift-top coffee tables, and large cabinet doors, providing sophisticated and smooth functionality.
- Custom Fabrication Projects: Its universal nature makes it a prime candidate for bespoke projects requiring a precise 35 lb force and specific extension/compression parameters.
Key Benefits for System Performance and User Experience
Implementing the Buyers Products 35 Pound Gas Spring brings a multitude of operational advantages and directly enhances the end-user experience:
- Enhanced Safety: By providing controlled motion, especially during extension, it mitigates hazards such as falling lids or panels, safeguarding users from potential injury.
- Improved Ergonomics: Reduces the manual effort required to lift and hold heavy components, lessening strain on operators and improving comfort, particularly in frequently accessed applications.
- Extended Component Life: The dampened movement minimizes impact forces on hinges, latches, and structural components, thereby extending their operational lifespan and reducing maintenance costs.
- Professional and Premium Feel: The smooth, controlled operation conveys a sense of quality and precision, elevating the perceived value and user satisfaction of the overall product.
- Increased Efficiency: Facilitates quicker and safer access to compartments, improving workflow and operational efficiency in commercial and industrial settings.
Technical Considerations for Optimal Integration
For optimal performance and longevity, proper selection and installation of the gas spring are critical. When choosing a replacement or designing a new application, key considerations include:
- Load Calculation: Accurately determining the weight of the component to be lifted and the mechanical advantage provided by the lever arm geometry is paramount to selecting the correct force rating. An undersized spring will struggle, while an oversized spring can cause components to spring open violently.
- Mounting Geometry: The placement of mounting points significantly influences the force required and the spring's operational efficiency. Incorrect mounting angles can lead to side-loading, which increases friction, accelerates wear on the rod and seals, and can lead to premature failure.
- Environmental Factors: While robust, extreme temperatures can affect gas pressure and damping fluid viscosity, slightly altering performance. It's important to consider the operating environment.
- Prevention of Over-extension/Over-compression: Ensure that the application’s design incorporates physical stops to prevent the gas spring from exceeding its maximum extended or compressed lengths, as this can cause internal damage.
Buyers Products: A Commitment to Quality and Reliability
The 35 Pound Gas Spring is a testament to Buyers Products' unwavering commitment to engineering excellence and product reliability. As a manufacturer renowned for producing heavy-duty truck and trailer equipment, Buyers Products applies stringent quality control measures throughout its manufacturing processes. This gas spring is not merely an aftermarket part; it is the same high-quality component used in the production of their own truck toolboxes, a demanding application that requires exceptional durability and performance. This internal endorsement underscores the product's robust design, reliable performance, and longevity, providing customers with confidence in its ability to meet the rigorous demands of various applications.
