5-1/2 In. X 3/8 In. Extension Spring (2 Count)

Introducing the Century Spring extension spring (5.50 in length, 0.375 in outer diameter), engineered for reliable tension in a wide range of mechanical and DIY projects. This compact two-pack delivers consistent performance and long-lasting resilience, making it a trusted choice for maintenance and repairs on both professional and hobbyist workbenches.

Value you can count on in every project: Designed to provide steady force and dependable operation, this spring helps keep assemblies functioning smoothly and reduces downtime through reliable tension.

• Precise dimensions: A 0.375 in outer diameter and 5.50 in overall length ensure compatibility with standard assemblies and optimized extension-spring performance.
• Robust wire gauge: Constructed from a 0.062 in wire diameter for strong, fatigue-resistant tension under load.
• Generous deflection: Supports up to 1.6 in of extension to accommodate a variety of motion ranges in equipment.
• Safe load rating: Delivers a maximum working load of 20.6 lb, providing reliable tension without overstressing components.
• Convenient packaging: Sold as a two-spring set, ideal for replacements or keeping a spare on hand.

Why choose this extension spring: Built for durability and consistent performance, it resists fatigue across cycles and keeps assemblies operating smoothly. The two-pack format ensures you’re prepared for maintenance and quick repairs, minimizing downtime and keeping projects on track.