Square Flat Washer

The Square Flat Washer is a type of fastener widely used in various applications, particularly in pole line hardware. Also known as flat washers, these products are essential for distributing loads and preventing damage to surfaces, especially in wooden structures. Made from cast iron or galvanized steel,  they are designed to fit various bolt sizes and can be customized according to specific requirements. The square shape provides a larger surface area compared to round washers, which enhances their load distribution capabilities and minimizes the risk of crushing wood fibers during installation.

To use the Square Flat Washer effectively, place it under the nut or bolt head when securing components together. They are commonly paired with machine bolts and carriage bolts in applications such as crossarms and poles. These washers come in various sizes, including models like 4″ x 4″ x 1/4″ for 7/8″ bolts, ensuring compatibility with a range of hardware. Their robust construction ensures reliability and strength in demanding environments.

Key Features:

• Customizable sizes available to meet specific project needs

• Square shape enhances load distribution and stability

• Made from durable steel with hot-dip galvanization for corrosion resistance

• Compatible with various bolt types, including machine and carriage bolts

• Ideal for use in pole line hardware applications

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Square Flat Washer Drawing

Square Flat Washer Drawing

CAT NO. “D” “T” “W”
6811 .56 .13 2
6812 .69 .13 2
6813 .69 .19 2.25
6814 .81 .19 2.25
6816 .81 .19 3
6817 .81 .25 3
6818 .81 .19 4
681812 .88 .25 4
6819 .94 .25 4
681912 .81 .5 4
6820 1.19 .5 4
PSC2050519 1.06 .25 4
PSC2050534 .94 .25 3
PSC2050828 .69 .25 4
PSC2050838 .69 .25 3.75
PSC2050546 .69 .25 3
400285730 1.19 .38 6
400285722 1.44 .5 6
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