3 Inch Diameter O-Rings -234 Chemical-Resistant High Temperature Seals For Acids Gasoline Petroleum Silicone Fluids And Greases Hard Vacuum Compatible 0.139 Inch Cross Section 5 Pack
✔️ 75A durometer fluoroelastomer, -15 to 400°F, black
These 3 inch diameter o-rings use fluoroelastomer (comparable to Viton) and meet SAE AS568, ASTM D1418, ASTM D2000, SAE J200 specs. They perform well in acids, gasoline, petroleum products, silicone fluids and greases, low outgassing, and hard vacuum sealing. Nominal ID 3.000 in (76.2 mm); actual ID 2.984 in (75.8 mm); OD 3.262 in (82.9 mm); cross-section 0.139 in (3.53 mm). Pack of 5.
✅ Resists a wide range of chemicals and high temps
✅ Suitable for acids, gasoline, solvents, petroleum products, silicones, and greases
✅ Hard vacuum compatibility and low outgassing
✅ SAE AS568, ASTM D1418, ASTM D2000, SAE J200 compliant
💡 What is a chemical resistant O-ring used for in high temperature sealing applications? This handy guide explains the basics and why these seals matter. - Handy for sealing acids, fuels, and solvents in heated equipment - Keeps leaks under control in pumps, valves, and reactors under pressure - Fluoroelastomer O-rings offer reliable performance in harsh chemical environments