DIN 127 is a German standard for spring lock washers.
It specifies split type (helical) lock washers.
These washers are designed to prevent loosening.
They provide tension and vibration resistance.
Commonly manufactured from spring steel.
Available in various metric sizes.
Often supplied in zinc plated or plain finish.
Used with bolts and nuts in general applications.
Suitable for light to medium duty fastening.
Widely used in machinery and equipment assemblies.