M4 Belleville Washer 304 Stainless Steel DIN6796 (10000pcs/Pkg) Package:10000 Countersunk serrated lock washers feature

Countersunk serrated lock washers feature a unique design that provides a secure grip and prevents loosening under vibration

making them ideal for securing bolts and nuts in dynamic applications

designed to distribute load over a wider area

They are commonly used in various industries

M4 Belleville Washer 304 Stainless Steel DIN6796 (10000pcs/Pkg) Package:10000 Countersunk serrated lock washers featureBelleville washers, or conical washers, provide a unique spring action that compensates for bolt relaxation and thermal expansion. They maintain consistent pressure in assemblies, absorb shock, and prevent loosening in high vibration applications, making them ideal for automotive, aerospace, and industrial uses.