65Mn Spring Steel Extension Spring with Hooks - 1.5/1.8mm Wire, 30-340mm Length

High-Quality Mn65 Spring Steel Extension Springs

Enhance your mechanical projects with our durable and reliable Mn65 spring steel extension springs! Designed for both industrial applications and personal DIY endeavors, these springs provide the perfect balance of flexibility and strength.

Key Features:

  • Material Excellence:

    • Crafted from high-grade 65Mn spring steel, renowned for its exceptional tensile strength and durability.
    • Ensures longevity and resistance to wear under continuous use.

  • Versatile Wire Gauge Options:

    • Available in 1.5mm or 1.8mm wire diameters, catering to varying load requirements and applications.
    • Optimal choice for both light and heavy-duty operations.

  • Comprehensive Length Range:

    • Extends from 30mm to a robust 340mm, offering ample flexibility to suit diverse project needs.
    • Ideal for customization in machinery, tools, or equipment requiring precise spring tension.

  • Durable Hooks:

    • Equipped with sturdy hooks designed for secure attachment and minimal slippage.
    • Perfectly engineered to withstand high-stress environments without deformation.

Applications:

These extension springs are suitable for a wide range of uses including but not limited to:

  • Mechanical assemblies
  • Automotive components
  • Industrial machinery
  • Tools and equipment enhancements

Benefits:

  • Reliability: Depend on the superior quality and resilience of Mn65 spring steel.
  • Customizability: Tailor your selection with various lengths and wire gauges for a perfect fit.
  • Performance: Enjoy optimal performance under stress, reducing downtime and maintenance needs.

Incorporate our 65Mn Spring Steel Extension Springs into your projects today for unmatched durability and efficiency. Whether you're an engineer, technician, or hobbyist, these springs are designed to meet and exceed your expectations.

Specifications :

Material：65Mn Spring Steel
 
Surface Finishing: Black Oxide
 
Wire Diameter: 1.5mm, 1.8mm
 
Length：30mm - 340mm
 
Colour: Black  

Please select your requirements from the drop-down lists above.

One Extension Spring in various sizes for different applications. Please select the size and quantity you need. 

Discounts for multiple quantities are applied automatically at the checkout. 

Spring's diameter is an outside measurement (OD) unless stated otherwise.

Spring's length is measured when it is in its natural state (not being compressed or expanded) including hooks for expansion spring

Colour of the springs may differ from photos. Spring's dimensions are +/- 5%

To work out inside diameter of a spring: Inside Diameter = Outer Diameter - (2 x Wire Diameter)

Notes:
** Please note the images are for illustrative purposes only. These are not mixed packs **

**Due to shooting, lighting, and environmental factors, the actual product color may differ slightly from the picture. Please refer to the received product. Thank you for your understanding.**

** Due to the large number of compression spring specifications and sizes, it is not possible to list them all here. If you need to order other sizes, please contact us. Thank you!** 
 
 
 
Package Including: According to your choice .
●Hello Dear Customer:we have been engaged in online sales of hardware fasteners for more than 10 years, if you need a large number of or customized hardware products, please contact us, we can provide good prices and better service.
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●  Good quality. Buy with confidence!
●  If you are not satisfied when you receive your item, please return it within 7 days for a replacement or money back. Please contact me before you return it.
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●For the functional products in our shop, we make sure that the functions are the same as the description.
●About the product colour:Because of the different light and environment when the product is photographed, In a few instances the colour of the product may have a little colour difference with the actual colour of the product, I hope you can understand.
 

On Sep 15, 2026 at 10:57:56 AEST, seller added the following information:

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