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The Topog-E Hand Hole Gasket with the part number 790-00170 is designed for use in steam boilers, water tanks, and air tanks. This gasket measures three inches by four inches, with a thickness of three-quarters of an inch. Made from molded rubber, it has a pressure rating of 180 pounds and can withstand temperatures up to 380 degrees Fahrenheit. These gaskets are available in various shapes and sizes, with elliptical being a common form.
This gasket provides a reliable seal for inspection plates, essential for system integrity in heating applications.
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