OneMonroe PTFE O-Rings are crafted for high-performance sealing in the most demanding applications. Made from polytetrafluoroethylene (PTFE), these O-rings are uniquely resistant to chemicals, heat, and environmental stresses, making them a versatile solution across a broad range of industries. Designed with the highest quality standards, OneMonroe PTFE O-Rings provide reliable, long-lasting seals in environments where other materials may falter. With impressive durability and adaptability, our PTFE O-Rings are suitable for use in automotive, aerospace, food processing, and industrial applications that require precise and resilient sealing.
OneMonroe offers a variety of PTFE O-Rings, including specialized JIS PTFE O-Rings, crafted to meet Japanese Industrial Standards. These JIS-compliant O-rings ensure compatibility and high performance in specialized machinery and equipment. Each PTFE O-ring is engineered to resist extreme temperatures, aggressive chemicals, and high pressures, making them ideal for use in hydraulic systems, chemical processing, and high-temperature equipment. With the chemical inertness of PTFE, our O-rings prevent degradation and contamination, delivering exceptional sealing solutions that maintain integrity over extended use.
At OneMonroe, quality is our priority. Our PTFE O-Rings undergo stringent testing and quality control to ensure consistent performance in challenging environments. In addition to standard sizes, we offer custom options to meet unique specifications, providing a tailored sealing solution for every application. Choose OneMonroe PTFE O-Rings for your sealing needs, and experience the benefits of superior material quality, industry compliance, and our commitment to durability and precision. Trust OneMonroe to deliver the high-quality sealing solutions your project demands.
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 (mm)
Inside Diameter (in)
Item # |
IntegrationID |
Type |
Material |
Cross Section Width |
Inside Diameter |
CSW Tolerance |
ID Tolerance |
JIS Number |
---|---|---|---|---|---|---|---|---|
S12 PTFE |
IntegrationID
N/A 182256 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 11.50 mm0.453 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-12 |
S12.5 PTFE |
IntegrationID
N/A 182257 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 12.00 mm0.472 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-12.5 |
S120 PTFE |
IntegrationID
N/A 182258 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 119.50 mm4.705 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A S-120 |
S125 PTFE |
IntegrationID
N/A 182259 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 124.50 mm4.902 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A S-125 |
S130 PTFE |
IntegrationID
N/A 182260 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 129.50 mm5.098 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-130 |
S132 PTFE |
IntegrationID
N/A 182261 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 131.50 mm5.177 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-132 |
S135 PTFE |
IntegrationID
N/A 182262 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 134.50 mm5.295 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-135 |
S14 PTFE |
IntegrationID
N/A 182263 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 13.50 mm0.531 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-14 |
S140 PTFE |
IntegrationID
N/A 182264 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 139.50 mm5.492 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-140 |
S145 PTFE |
IntegrationID
N/A 182265 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 144.50 mm5.689 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-145 |
S15 PTFE |
IntegrationID
N/A 182266 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 14.5 mm0.571 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-15 |
S150 PTFE |
IntegrationID
N/A 182267 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 149.50 mm5.886 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A S-150 |
S16 PTFE |
IntegrationID
N/A 182268 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 15.50 mm0.610 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-16 |
S18 PTFE |
IntegrationID
N/A 182269 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 17.50 mm0.689 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-18 |
S20 PTFE |
IntegrationID
N/A 182270 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 19.50 mm0.768 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-20 |
S22 PTFE |
IntegrationID
N/A 182271 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 21.50 mm0.846 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-22 |
S22.4 PTFE |
IntegrationID
N/A 182272 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 21.90 mm0.862 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-22.4 |
S24 PTFE |
IntegrationID
N/A 182273 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 23.5 mm0.925 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-24 |
S25 PTFE |
IntegrationID
N/A 182274 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 24.50 mm0.965 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-25 |
S26 PTFE |
IntegrationID
N/A 182275 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 25.50 mm1.004 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-26 |
S28 PTFE |
IntegrationID
N/A 182276 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 27.50 mm1.083 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-28 |
S29 PTFE |
IntegrationID
N/A 182277 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 28.50 mm1.122 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-29 |
S3 PTFE |
IntegrationID
N/A 182278 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.059 in1.50 mm | Inside Diameter N/A 2.50 mm0.098 in | CSW Tolerance N/A 0.004 in0.08 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-3 |
S30 PTFE |
IntegrationID
N/A 182279 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 29.50 mm1.161 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-30 |
S31.5 PTFE |
IntegrationID
N/A 182280 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.079 in2.00 mm | Inside Diameter N/A 31.00 mm1.220 in | CSW Tolerance N/A 0.004 in0.09 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A S-31.5 |