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 |
---|---|---|---|---|---|---|---|---|
P35.5 PTFE |
IntegrationID
N/A 182206 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 35.20 mm1.386 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A P-35.5 |
P355 PTFE |
IntegrationID
N/A 182207 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.331 in8.40 mm | Inside Diameter N/A 354.50 mm13.957 in | CSW Tolerance N/A 0.006 in0.18 mm | ID Tolerance N/A 0.039 in1.00 mm | JIS Number N/A P-355 |
P36 PTFE |
IntegrationID
N/A 182208 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 35.70 mm1.406 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A P-36 |
P360 PTFE |
IntegrationID
N/A 182209 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.331 in8.40 mm | Inside Diameter N/A 359.50 mm14.154 in | CSW Tolerance N/A 0.006 in0.18 mm | ID Tolerance N/A 0.039 in1.00 mm | JIS Number N/A P-360 |
P375 PTFE |
IntegrationID
N/A 182210 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.331 in8.40 mm | Inside Diameter N/A 374.50 mm14.744 in | CSW Tolerance N/A 0.006 in0.18 mm | ID Tolerance N/A 0.039 in1.00 mm | JIS Number N/A P-375 |
P38 PTFE |
IntegrationID
N/A 182211 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 37.70 mm1.484 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A P-38 |
P385 PTFE |
IntegrationID
N/A 182212 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.331 in8.40 mm | Inside Diameter N/A 384.50 mm15.138 in | CSW Tolerance N/A 0.006 in0.18 mm | ID Tolerance N/A 0.039 in1.00 mm | JIS Number N/A P-385 |
P39 PTFE |
IntegrationID
N/A 182213 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 38.70 mm1.524 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A P-39 |
P4 PTFE |
IntegrationID
N/A 182214 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.075 in1.90 mm | Inside Diameter N/A 3.80 mm0.150 in | CSW Tolerance N/A 0.003 in0.09 mm | ID Tolerance N/A 0.005 in0.12 mm | JIS Number N/A P-4 |
P40 PTFE |
IntegrationID
N/A 182215 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 39.70 mm1.563 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.006 in0.15 mm | JIS Number N/A P-40 |
P400 PTFE |
IntegrationID
N/A 182216 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.331 in8.40 mm | Inside Diameter N/A 399.5 mm15.728 in | CSW Tolerance N/A 0.006 in0.18 mm | ID Tolerance N/A 0.039 in1.00 mm | JIS Number N/A P-400 |
P41 PTFE |
IntegrationID
N/A 182217 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 40.70 mm1.602 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-41 |
P42 PTFE |
IntegrationID
N/A 182218 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 41.70 mm1.642 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-42 |
P44 PTFE |
IntegrationID
N/A 182219 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 43.70 mm1.720 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-44 |
P45 PTFE |
IntegrationID
N/A 182220 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 44.70 mm1.760 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-45 |
P46 PTFE |
IntegrationID
N/A 182221 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 45.70 mm1.799 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-46 |
P48 PTFE |
IntegrationID
N/A 182222 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 47.70 mm1.878 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-48 |
P48A PTFE |
IntegrationID
N/A 182223 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.224 in5.70 mm | Inside Diameter N/A 47.60 mm1.874 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-48A |
P49 PTFE |
IntegrationID
N/A 182224 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 48.70 mm1.917 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-49 |
P5 PTFE |
IntegrationID
N/A 182225 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.075 in1.90 mm | Inside Diameter N/A 4.80 mm0.189 in | CSW Tolerance N/A 0.003 in0.09 mm | ID Tolerance N/A 0.005 in0.12 mm | JIS Number N/A P-5 |
P50 PTFE |
IntegrationID
N/A 182226 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.138 in3.50 mm | Inside Diameter N/A 49.70 mm1.957 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-50 |
P50A PTFE |
IntegrationID
N/A 182227 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.224 in5.70 mm | Inside Diameter N/A 49.60 mm1.953 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-50A |
P52 PTFE |
IntegrationID
N/A 182228 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.224 in5.70 mm | Inside Diameter N/A 51.60 mm2.031 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-52 |
P53 PTFE |
IntegrationID
N/A 182229 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.224 in5.70 mm | Inside Diameter N/A 52.6 mm2.071 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-53 |
P55 PTFE |
IntegrationID
N/A 182230 |
Type N/A JIS Standard O-Ring | Material N/A PTFE | Cross Section Width N/A 0.224 in5.70 mm | Inside Diameter N/A 54.60 mm2.150 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.01 in0.25 mm | JIS Number N/A P-55 |