Di iaphragm / Chemi ical l Seal ls When choosing a diaphragm seal, choose NOSHOK for unsurpassed quality, service, and delivery. NOSHOK recommends the use of a diaphragm seal for all applications involving, but not limiting corrosive media, particles in the media, viscous media, temperature issues, and the use of oxidizing agents. NOSHOK offers a wide variety of diaphragm seal configurations and housing materials. In house assembly, liquid filling, and accuracy verifications is provided for most of our diaphragm seals. Let NOSHOK put together the precise diaphragm seal assembly that will meet all your specific application needs. General Specifications Sizes 1/4" – 1” NPT or 150#, 300# or 600# flanged available Fill Fluids Silicone, High temperature silicone, Glycerin, Lower Housing Materials Optional Steel, 304SS, 316SS, Hastelloy B or C, Monel, Nickel, PVC, Teflon, Brass, Titanium & Polypropylene Diaphragm Materials – 316 Stainless Standard Special Materials include 304SS, Monel, Tantalum, Hastelloy B & C, Carpenter 20, Nickel, Titanium & Teflon Optional Features 316 SS top housing with SS rings, nuts and bolts. Pipe plugs for flushing connections. Flange faces – raised face, flat face or ring joint Capillary Lines If your application requires a stainless steel capillary line, specify one of the following and your desired length when ordering. Stainless Steel plain tube 1/4" NPT Stainless Steel plain tube 1/2" NPT Stainless Steel armored 1/4" NPT Stainless Steel armored 1/2" NPT Pressure Ratings 25 AW - 1000 psi 15 AW - 1500 psi Stocked Models Miniature Seals Part Number Size Material 15 AW-1/4 1/4" FNPT 316 Stainless 25 AW-1/2 1/2" FNPT 316 Stainless NOTE: OTHER SIZES AND CONFIGURATIONS AVAILABLE UPON REQUEST
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