Locking Washers Type ‘S’ Zinc Plated

Serrated Safety Locking Washer used to counter the loosening effect caused by vibration of machinery.
Unique trapeziodal cross-section and serrated teeth increase pretensioning force.
Applications include automotive, machine tools and plant engineering.
Suitable for all fasteners except countersunk head.
Type S Standard version for bolt locking up to Grade 8.8.