Paulin® Papco® 157-016 Non-Linking Regular Plain Spring Lock Washer, 5/16 in Nominal, High Carbon Steel, Bright Zinc

PAPCO® lock washers provide a locking spring action against the tendency of threaded assemblies loosening due to vibration. They are made to specifications of the Society of Automotive Engineers (S.A.E.) and the current ANSI B27.1 standard. They are supplied in regular, for grade 2 bolts and low load applications.

Features

• The zinc coating applied serves as a protective barrier against corrosion resistance
• The split in the ring allows it to exert a spring force and grip the bolt or screw, preventing it from turning
• They are easy to install without any additional tools
• They are widely used in automotive applications, machinery, outdoor equipment, and any assembly where the fastener might be subject to motion or vibration that could potentially loosen it
• Hardness class is 372-458 HV

Specifications