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China Spring Washers - Industrial Open Gaskets from Leading Suppliers and Factory

Spring washers are essential components in applications where the pre-tightening force of bolts is moderate and dynamic loads are minimal. These washers are particularly beneficial when the bolt clamping length is short, as they effectively compensate for stress relaxation in bolts. Sourced from reputable China suppliers and manufactured in quality factories, our spring washers ensure durability and reliability in various engineering applications. Trust our products to maintain optimal performance in your mechanical assemblies
  • size M12 M14 M16
  • PACKAGE CARTON
  • Surftreatment black zinc plated

The spring washer has good anti-loose effect and anti-seismic effect. The general direction of the thread is right-handed, and the spiral direction of the spring washer is left-handed. After tightening the nut, the elastic reaction generated by the washer flattening compels the screw threads.

At the same time, when the fastener combination is subjected to the axial force of the vibration of the bolt, due to the elastic deformation of each part after the stress, sometimes there will be a gap between the fasteners, which is easier to loose.

The tip of the spring washer’s oblique mouth is against the supporting surface of the bolt or nut and the connected part, which can make up for the gap between the instantaneous fasteners and prevent loosening.
Frequently Asked Questions

Q1: What are the main benefits of using a spring washer?

A spring washer provides an excellent anti-loose effect and anti-seismic effect, securing fasteners against vibrations and movement.

Q2: How do the thread direction and the washer's spiral direction compare?

Typically, the general direction of the thread is right-handed, whereas the spiral direction of the spring washer is left-handed.

Q3: What happens to the spring washer when the nut is tightened?

Once the nut is tightened, the washer flattens and generates an elastic reaction that continuously compels the screw threads to stay secure.

Q4: Why do fasteners become loose under bolt vibration?

When subjected to the axial force of vibration, elastic deformation in the connected parts can create gaps between the fasteners, making them prone to loosening.

Q5: How does the oblique mouth of the spring washer prevent loosening?

The tip of the spring washer’s oblique mouth presses against the supporting surface of the bolt or nut and the connected part, compensating for any instantaneous gaps to prevent loosening.