M4 Belleville Washer 304 Stainless Steel DIN6796 (10000pcs/Pkg) Package:10000 absorb shock

absorb shock

making them ideal for securing bolts and nuts in dynamic applications

while the nylon insert grips the threads of the bolt

USS flat washers are larger than standard flat washers

and prevent loosening in high-vibration applications

M4 Belleville Washer 304 Stainless Steel DIN6796 (10000pcs/Pkg) Package:10000 absorb shockBelleville 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.