Tab Washer M20 Black Steel Single DIN 93
Tab Washer
Single tab lock washer
Black / Self Color
Mild Steel Grade 4
Dia: M20
DIN: 93
A DIN 93 refers to a single tab safety lock washer, a mechanical locking device designed to provide a positive, non-frictional lock for hexagonal bolts and nuts.The primary purpose of a DIN 93 washer is to create a positive mechanical lock that prevents a fastener from rotating, even under extreme vibration or heavy mechanical stress.