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Duplex Basket Strainer

690 Series


Connection NPT, FLG
Size Range NPT: 3/4″, 1”, 1-1/4”, 1-1/2”, 2”, 2-1/2”

FLG: 1”, 1-1/2”, 2”, 2-1/2”, 3”, 4”, 6”, 8”

Model 691S/F, 692S/F, 694F
Body Cast Iron, Bronze, Cast Steel, Cast Stainless Steel
PMO Varies per model
Maximum Working



Contact Us for more information on this product and to see other sizes that fit unique applications.

Typical Applications

Duplex Filters are specialized filters ideal for non-interruptible applications. The filters can be cleaned or replaced without stopping the operation or process equipment.

SSI Services can provide our customers with a wide variety of sizes, material, and specifications on our products that may not be included in our common sizes and specifications chart. We work with our customers to provide solutions for almost any application through our unmatched customer service and support in the installation and maintenance of our products.