Century Spring Corp Steel Extension Spring 11 x 69.9 x 0.9mm - 2 Pack

★★★★
69 reviews · 732+ sold
$25.61 $38.41 -33% OFF
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Last purchased 9 minutes ago by someone in Canberra
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Description & Specs

The Century Spring Corp 11 x 69.9 x 0.9mm extension spring is a 2 pack of steel springs that absorb and store energy while providing resistance to pulling forces. Each spring is made from high-grade spring wire and manufactured to commercial tolerances as defined by the Spring Manufacturers Institute (SMI).

  • Material: Steel
  • Pack quantity: 2
  • Outside diameter: 11.125mm
  • Inside diameter: 9.397mm
  • Wire size: 0.864mm
  • Free length: 69.85mm (69.85in listed by supplier)
  • Max deflection: 154.432mm
  • Standards: Made to ASTM standards

Extension springs like this work under tension, returning to their original length once the pulling force is released, which makes them useful for repairs and assemblies that need a controlled return action.

More about this product

The Century Spring Corp 11 x 69.9 x 0.9mm Extension Spring 2 Pack is a durable and flexible extension spring designed for various applications, made to ASTM standards. This extension spring is crafted from high-grade spring wire and manufactured to meet commercial tolerances as defined by the Spring Manufacturers Institute (SMI). It is designed to absorb and store energy while providing resistance to pulling forces.

  • Material: Steel
  • Pack quantity: 2
  • Outside diameter: 11.125mm
  • Inside diameter: 9.397mm
  • Wire size: 0.864mm

Questions & Answers

How many springs are in the pack?

This is a 2 pack of extension springs.

What material is the spring made from?

It is made from steel, using high-grade spring wire.

What standards is it made to?

It is manufactured to ASTM standards and to commercial tolerances as defined by the Spring Manufacturers Institute (SMI).

What is an extension spring used for?

An extension spring absorbs and stores energy while resisting pulling forces, returning to its original length once the load is released.

What are the key dimensions?

It has an outside diameter of 11.125mm, an inside diameter of 9.397mm and a wire size of 0.864mm.

Shipping & Returns

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 92 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
C
Chloe D. 📍 Darwin NT
1 month ago
✓ Verified Purchase

No complaints at all

Exactly as described. Quick shipping. Would buy again.

M
Michael C. 📍 Townsville QLD
1 month ago
✓ Verified Purchase

Works perfectly out of the box

Was exactly what I needed for the price I paid. Arrived well packaged and was easy to set up straight away. Already recommended it to a friend who is also thinking of getting one.

H
Hannah P. 📍 Cairns QLD
1 month ago
✓ Verified Purchase

Worth every cent

Did a lot of comparison shopping before buying here and I have no regrets. Best price I found anywhere and delivery was fast — 3 days to Melbourne. Product feels genuinely premium, not cheap at all. Packaging was solid too, box arrived in perfect shape. Will be back for more.

T
Thomas R. 📍 Ballarat VIC
1 months ago
✓ Verified Purchase

Does the job well

Century Spring Corp quality is always reliable and this was no exception. Fast delivery too.

J
Jessica L. 📍 Toowoomba QLD
2 months ago
✓ Verified Purchase

Already bought a second one

Placed the order in the evening and got a shipping notification the next morning. Arrived 2 days later in great condition. Product is well made and does everything it should. Really happy with the whole experience.

B
Ben A. 📍 Fremantle WA
2 months ago
✓ Verified Purchase

Quick delivery to regional QLD

The Century Spring arrived fast and works perfectly out of the box.