Fluorine Rubber Gasket Flange O-Ring for Vacuum Clamp The clamp gaskets are used to make a secure, leak-proof connection between clamp ferrules or flanges fittings.Mainly used for sealing in industry, metallurgical manufacturing, water supply. Specification: Color: BlackMaterial: Fluoro Rubber (FKM)Hardness: 70AWorking Temperature Range: -30°C to 280°C (-22°F to 536°F)Fit Sizes Range: 1", 1.25", 1.5", 2", 2.5", 3", 4" Advantage Quick installation chuck connection, easy and fast installation and replacement. Good sealing performance. Corrosion and high-temperature resistance. Easy to Use Clean clamps, surfaces, or parts that require gaskets, check the correct dimensions and specifications required.Make sure to do not begrime the gasket.Carefully insert the gasket between the mating surfaces. Click Below Link to Find More: PTFE Flat Washer PTFE Flat Washer PTFE Flat Washer VMQ Flat Gasket NBR Flat Washer VMQ Flat Washer Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 25 3.9 out of 5 stars 10 4.6 out of 5 stars 13 — 4.6 out of 5 stars 62 4.0 out of 5 stars 33 Price $6.02$6.02 $6.65$6.65 — no data $7.64$7.64 $5.69$5.69 $10.34$10.34 Material Polytetrafluoroethylene Polytetrafluoroethylene Polytetrafluoroethylene Silicone Rubber Nitrile Butadiene Rubber Silicone Rubber Shore Hardness 50A 50A 50A 50A 65A 50A Working Temperature Range -200°C to 250°C (-328°F to 482°F) -200°C to 250°C (-328°F to 482°F) -200°C to 250°C (-328°F to 482°F) -30°C to 200°C (-22°F to 392°F) -15°C to 100°C (5°F to 212°F) -30°C to 200°C (-22°F to 392°F) Feature High-temperature resistance, corrosion resistance, non-stick, self-lubricating, excellent dielectric High-temperature resistance, corrosion resistance, non-stick, self-lubricating, excellent dielectric High-temperature resistance, corrosion resistance, non-stick, self-lubricating, excellent dielectric Good thermal stability, good wear resistance and compressive strength, excellent electrical insulation Excellent oil resistance, high abrasion resistance, good heat resistance Good thermal stability, good wear resistance and compressive strength, excellent electrical insulation System of Measurement Metric DN Metric Inch Metric Inch DN Inch DN