The M906617-0070A is a genuine replacement mounting nut manufactured by American Standard. This durable, easy-to-install repair part offers a long-lasting, reliable service and will surely stand the test of time. It is designed for use with American Standard kitchen sinks. For over 130 years, American Standard has been one of the top producers in high-quality designs and innovative bathroom and kitchen products, which have been tested and proven great through 13 decades of experience. The American Standard M906617-0070A is one of the American Standard replacement products that you can purchase from PlumbersStock.com - which is the perfect place to shop when looking to complete any residential or commercial project.