Special washer with a square hole.
Square hole carriage bolt washer.
They re zinc plated steel for corrosion resistance in wet environments.
Prevents carriage bolt from spinning when nut is tightened.
A wide variety of square hole carriage bolt washer options are available to you such as application material and standard.
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.
Square neck bolt lock washers 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.
Designed for use in wood with carriage bolts or other similar bolts.
Made of zinc plated steel.
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.
You can also choose from stainless steel steel square hole carriage bolt washer as well as from din iso and ansi square hole carriage bolt washer and whether square hole carriage bolt.
The square holes also keep the carriage bolt washers from rotating in the square shaft.
Some have a beveled edge that helps with shims spacers and reinforced attachments.
Square washers also called blind rivet washers distribute loads when fastening bolts and screws in clamping and other fixing applications.