If you’re shopping for long compression springs, you need parts that combine strong material, reliable deflection, and consistent performance under repeated compression. These five products are selected for different common use cases—from appliance repairs to DIY machinery projects—so you can choose the best fit for your needs. The top picks emphasize long life, high load tolerance, and corrosion resistance to suit American workshops, garages, and home projects.
| Product | Diameter | Length | Material | |
|---|---|---|---|---|
| 9731 Compression Spring-0.105 GA x 7/8 in. x 3 in. (4 Pcs) | 7/8 in OD | 3 in | High-quality metal | Appliances, tools, toys, automotive |
| Dianrui 300PCS Compression Springs Assortment Kit | Multiple sizes | Various | 304 stainless steel | DIY repairs, small parts kits |
| 9732 Compression Spring,0.148 GA x 15/16 in. x 4 in. | 15/16 in OD | 4 in | High-quality metal | Appliances, automotive, marine |
| 5 Pack Heavy-Duty Compression Springs | Multiple OD | 1″–3.9″ variants | 304 stainless steel | Machinery, industrial repair |
| 9712 Nickel-Plated Compression Spring – 4-Pack | Varies | Not specified | Spring steel with nickel plating | Household appliances, automotive, marine |
9731 Compression Spring-0.105 GA x 7/8 in. x 3 in.
The 9731 spring measures 7/8 inch outside diameter, 3 inches long, and uses a 0.105 inch wire. It supports up to 52.7 pounds and has a maximum deflection of 1.503 inches. Best for applications needing a compact, sturdy spring with good elasticity and quick return after compression. Suitable for appliances, automotive, marine, toys, tools, and other devices that face frequent compression cycles.
Best for: small-to-mid sized assemblies where space is limited but load and return speed matter. Choose this when you need repeatable compression with solid resilience. Caution: verify that the 0.105 inch wire diameter matches your existing component to avoid misfit.
Dianrui 300PCS Compression Springs Assortment Kit
This kit provides 23 different sizes totaling 300 springs, packaged in a plastic storage box for easy organization. The springs have smooth surfaces and strong ductility, designed for wide applications including doors, automobiles, bicycles, and DIY repairs. It’s ideal for hobbyists and professionals who need a broad set of sizes for multiple tasks.
Best for: projects requiring a broad selection of sizes in one kit, enabling quick matching of fit and force. Caution: the large kit may include sizes not needed for a single project; check the included dimensions before use.
9732 Compression Spring,0.148 GA x 15/16 in. x 4 in.
The 9732 spring features a 15/16 inch outer diameter, 4 inch length, and 0.148 inch wire diameter. It is designed for wide applicability including appliances, automotive, marine, toys, and tools. The metal’s elasticity supports long-term pressure and frequent cycles, helping extend equipment service life while maintaining strong support.
Best for: larger-diameter, longer-stroke needs where reliable return is critical. Caution: ensure compatibility with mounting holes and available clearance in your assembly.
5 Pack Heavy-Duty Compression Springs
This set includes four sizes with stainless steel 304 construction for corrosion resistance and durability. The kit emphasizes a long service life, with elasticity maintained after many cycles. Temperatures tolerance ranges from -4°F to 248°F, making it suitable for varied environments. The one-piece cold-formed design reduces risk of joint failures.
Best for: heavy-use machinery, industrial repairs, and projects where corrosion resistance and consistent spring rate are essential. Caution: verify that the included sizes align with your application’s exact fitment requirements.
9712 Nickel-Plated Compression Spring – 4-Pack
These springs use high-strength spring steel with nickel plating for a bright finish and enhanced durability. The nickel plating also improves corrosion resistance, supporting longer service life in indoor and outdoor settings. The 4-pack format makes it convenient for multi-location repairs or replacements in large systems.
Best for: appliances and automotive components where a visually clean finish and durable surface matter. Caution: plating may add a slight difference in surface finish compared to unplated springs; check compatibility with surrounding parts.
Buying Guide: Key Considerations For 36 Long Compression Springs
- Application load and deflection: Confirm the maximum safe load and the expected deflection to ensure the spring can handle the required range without permanent deformation.
- Diameter and wire gauge: Match outer diameter and wire thickness to the mounting holes and housing. A mismatch can cause binding or loose fitting.
- Material and finish: Stainless steel offers corrosion resistance; nickel plating adds aesthetic quality and extra durability. Consider environment exposure when choosing.
- Number of pieces and sizes: Assorted kits provide flexibility for multiple tasks, while a single-size spring is ideal for a precise, repeatable replacement.
- Environment and temperature: Some springs tolerate wide temperature ranges; ensure the chosen spring can perform in your operating conditions.
- Assembly considerations: One-piece designs reduce welding joints and improve fatigue resistance. Verify assembly space for longer springs and their travel.
Frequently Asked Questions
- What spring diameter should I choose for a specific device?
Check the mounting hole diameter and the spring’s outer diameter to ensure a proper fit. - Are stainless steel springs better than carbon steel for outdoor use?
Yes, stainless steel and nickel-plated finishes offer better corrosion resistance in outdoor environments. - How important is the wire gauge?
The wire gauge determines stiffness and load capacity; choose a gauge that matches the required spring rate. - Can I use these springs in high-temperature applications?
Some springs tolerate higher temperatures; verify temperature ratings in product descriptions. - Do assortments save time for repairs?
Yes, multi-size kits reduce search time and let you match the exact size quickly. - What is meant by “maximum safe load”?
It’s the load beyond which the spring may yield or experience permanent deformation; stay within this limit for longevity.