They re zinc plated steel for corrosion resistance in wet environments.
Square neck lock washer.
Square id hole washers are used on square neck carriage bolts and square shafts.
Square washers come in various dimensions and have inner and outside diameters designed to fit with specific sizes of bolts or screws.
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.
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.
For technical drawings and 3 d models click on a part number.
Stainless steel washers are corrosion resistant and easy to sanitize.
Square neck bolt lock washers.
General toothed lock washer information.
Square conical lock washers.
External type lock washers standard mil spec internal type lock washers standard mil spec heavy duty internal type lock washers standard mil spec countersunk type lock washers standard mil spec.