OneMonroe PTFE O-Rings provide an exceptional sealing solution for demanding applications where standard rubber or elastomer rings may fall short. These high-quality O-Rings are made from PTFE (polytetrafluoroethylene), a versatile and durable material known for its remarkable resistance to high temperatures, chemicals, and extreme environmental conditions. PTFE O-Rings offer superior performance in harsh industrial settings, such as chemical processing, oil and gas, and food manufacturing, where contamination-free, leak-proof seals are essential. OneMonroe’s PTFE O-Rings are designed to maintain their integrity under extreme pressure, making them an optimal choice for businesses that prioritize reliable, long-lasting components.
Available in a range of sizes to fit various BS specifications, OneMonroe’s PTFE O-Rings are engineered to meet the unique demands of high-temperature and corrosive applications. Unlike traditional O-Rings, PTFE O-Rings are non-reactive and highly resistant to a wide range of chemicals, including acids, bases, and solvents, allowing them to deliver top-notch performance where rubber O-Rings might degrade. The PTFE material also boasts a low coefficient of friction, which minimizes wear and tear on both the O-Ring and surrounding components. This means less downtime and fewer replacements, translating to cost savings and increased operational efficiency for your business.
OneMonroe is committed to providing products that offer exceptional durability and performance in even the most challenging environments. Each PTFE O-Ring is precision-manufactured and quality-checked to meet stringent industry standards, ensuring you receive a reliable product every time. Whether you’re working in an industrial, automotive, or medical setting, OneMonroe PTFE O-Rings are designed to handle the job with unmatched resilience and durability. Trust OneMonroe’s dedication to quality and performance, and let our PTFE O-Rings help keep your operations running smoothly and securely.
For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.
Cross Section Width (in)
Cross Section Width (mm)
Inside Diameter (in)
Inside Diameter (mm)
Item # |
IntegrationID |
Type |
Material |
Cross Section Width |
Inside Diameter |
CSW Tolerance |
BS Number |
---|---|---|---|---|---|---|---|
BS157 PTFE |
IntegrationID
N/A 189636 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 4.487 in113.97 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -157 |
BS156 PTFE |
IntegrationID
N/A 189637 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 4.237 in107.62 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -156 |
BS155 PTFE |
IntegrationID
N/A 189638 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 3.987 in101.27 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -155 |
BS154 PTFE |
IntegrationID
N/A 189639 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 3.737 in94.92 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -154 |
BS153 PTFE |
IntegrationID
N/A 189640 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 3.487 in88.57 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -153 |
BS152 PTFE |
IntegrationID
N/A 189641 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 3.237 in82.22 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -152 |
BS151 PTFE |
IntegrationID
N/A 189642 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.987 in75.87 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -151 |
BS150 PTFE |
IntegrationID
N/A 189643 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.862 in72.69 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -150 |
BS149 PTFE |
IntegrationID
N/A 189644 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.800 in71.12 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -149 |
BS148 PTFE |
IntegrationID
N/A 189645 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.737 in69.52 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -148 |
BS147 PTFE |
IntegrationID
N/A 189646 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.675 in67.95 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -147 |
BS146 PTFE |
IntegrationID
N/A 189647 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.612 in66.34 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -146 |
BS145 PTFE |
IntegrationID
N/A 189648 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.550 in64.77 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -145 |
BS144 PTFE |
IntegrationID
N/A 189649 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.487 in63.17 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -144 |
BS143 PTFE |
IntegrationID
N/A 189650 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.425 in61.60 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -143 |
BS142 PTFE |
IntegrationID
N/A 189651 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.362 in59.99 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -142 |
BS141 PTFE |
IntegrationID
N/A 189652 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.300 in58.42 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -141 |
BS140 PTFE |
IntegrationID
N/A 189653 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.237 in56.82 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -140 |
BS139 PTFE |
IntegrationID
N/A 189654 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.175 in55.25 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -139 |
BS138 PTFE |
IntegrationID
N/A 189655 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.112 in53.64 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -138 |
BS137 PTFE |
IntegrationID
N/A 189656 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 2.050 in52.07 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -137 |
BS136 PTFE |
IntegrationID
N/A 189657 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 1.987 in50.47 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -136 |
BS135 PTFE |
IntegrationID
N/A 189658 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 1.925 in48.90 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -135 |
BS134 PTFE |
IntegrationID
N/A 189659 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 1.862 in47.29 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -134 |
BS133 PTFE |
IntegrationID
N/A 189660 |
Type N/A BS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.103 in2.62 mm | Inside Diameter N/A 1.799 in45.69 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -133 |