Square Neck Lock Washer

Square washers come in various dimensions and have inner and outside diameters designed to fit with specific sizes of bolts or screws.
Square neck lock washer. Stainless steel washers are corrosion resistant and easy to sanitize. They re zinc plated steel for corrosion resistance in wet environments. A square washer can be made of stainless steel brass steel or other material and may have a zinc finish or electro galvanized plating for environmental protection. Designed for use with square neck bolts such as carriage bolts these washers have teeth that dig into wood and other soft material to prevent rotation.
Square neck bolt lock washers. Square conical lock washers. General toothed lock washer information. Square id hole washers are used on square neck carriage bolts and square shafts.
For technical drawings and 3 d models click on a part number. Carriage bolt washers feature square holes that allow for a fairly tight fit as opposed to a round hole that would need to be much larger to slip over the corners of the square parts with which they re assembled. A2 stainless steel square ends split lock washers compress as the fastener is tightened and securely lock bolt or screw heads into place to prevent counterclockwise rotation from vibration.