Shoulder Screws

Shoulder screws are specialized fasteners characterized by an unthreaded shoulder, designed for precise alignment and rotation in assemblies. They support high-precision, repeatable assembly outcomes in mechanical and industrial applications.

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Common Applications

precision machinery

automation equipment

robotic assemblies

instrumentation setups

optical devices

high-speed machinery

Buying Guide

Shoulder Screws Buying Guide

When purchasing shoulder screws, it's critical to consider the specific requirements of your assembly. These fasteners are designed for precision use, so careful selection is essential.

Here are key factors to keep in mind:

  • Confirm the shoulder diameter and length are compatible with your components to ensure proper fitting.
  • Check the thread size and length to match the intended receiving hole for secure fastening.
  • Assess the material for durability and corrosion resistance; common options include stainless steel and alloy steel.
  • Verify any load or environmental conditions that the shoulder screws need to withstand.

Frequently Asked Questions

What are shoulder screws used for?
Shoulder screws are used for precise alignments and rotational applications in machinery and industrial assemblies.
Why choose surplus shoulder screws?
Surplus shoulder screws offer cost savings while maintaining the necessary precision for various industrial applications.
How to ensure the fit of a shoulder screw?
Ensure the shoulder screw dimensions match the application's requirements, including shoulder length, diameter, and thread size.
Are there specific materials for shoulder screws?
Common materials include stainless steel and alloy steel, chosen for their strength and resistance to wear and corrosion.