Also known as keps and k-lock nuts, they have a free-spinning tooth lock washer that grips the material surface instead of threads for easy installation and mild vibration resistance. height includes the thickness of the washer. for technical drawings and 3-d …
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Flange screws, hex flange bolts, or frame bolts are designed with a built-in washer underneath the head of the bolt — distributing the clamping load over a wider area. this eliminates the need for a separate washer, as it provides the same holding power. engineered with quality in mind, earnest’s flange bolts are made to property class 10.9 standard to provide the durability and strength.
Made from grade 5 steel, these bolts are suitable for fastening most machinery and equipment and are zinc plated to resist corrosion in wet environments. a knurled neck grips the inside of the hole to keep them from turning when tightening a nut. a smooth, rounded head provides a finished look. grade 5 steel bolts are marked with three radial lines.
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