The SFD-040-CV is a highly durable direct AIR SENTRY X-502 interchange Check Valve Desiccant Breather designed to protect lubricants and equipment from moisture and dirt. With a connection size of 1 inch Sure-Fit (NPT, BSPP, NPSM), a height of 10.54 inches, width of 4.10 inches, diameter of 3.84 inches, and a stem height of 1.25 inches, our Check Valve Desiccant Breather is a superior element that prevents water and particulates from entering systems and includes a check valve which isolates equipment from high humidity ambient conditions and prolongs breather life. Our trademarked Swift-Dri Silica Gel has a maximum moisture retention of 14.3 fluid ounces. This desiccant breather can withstand temperatures from negative 20 degrees Fahrenheit to over 200 degrees Fahrenheit with a maximum airflow at 1-PSID of 10 cubic feet per minute. Made in the USA, Swift Filters specializes in the design and manufacture of high-quality replacement filter elements and custom filter elements for a wide variety of industries. Swift Filters, Inc. maintains high standards in filter performance and quality to provide customers with a reliable product. Be sure to read all product specifications and dimensions before ordering to ensure you receive the filter element right for you. Swift Filters, Inc. recommends that you confirm the correct filter element you require by comparing Swift Filter's specifications with those of the OEM. All tradenames, service marks or registered trademarks are the property of their respective owners. Swift Filters, Inc. does not claim to provide other manufacturer's filter and/or strainer elements.