OneMonroe’s PTFE O-Rings are designed for applications demanding unparalleled chemical resistance, extreme temperature tolerance, and longevity. Crafted from high-quality PTFE (Polytetrafluoroethylene), these O-rings are well-suited for challenging environments that would compromise other materials. The AS568 standard sizing ensures compatibility across a wide range of applications, from industrial machinery to specialized equipment in chemical processing and food manufacturing. OneMonroe’s commitment to quality means that every PTFE O-ring offers a secure, leak-proof seal that withstands high pressures, making them indispensable for rigorous applications where performance and reliability are essential.
The unique properties of PTFE make these O-rings ideal for environments exposed to aggressive chemicals, solvents, and extreme temperatures. Unlike traditional rubber or elastomer O-rings, PTFE O-rings retain their integrity in high-temperature applications, withstanding ranges from -328°F to 500°F (-200°C to 260°C). This resilience ensures that the O-rings remain effective in sealing processes under the most demanding conditions. Additionally, PTFE’s non-stick properties mean these O-rings experience minimal friction and wear, which prolongs their lifespan and helps reduce maintenance downtime.
At OneMonroe, we understand that no two projects are identical, and our extensive inventory of AS568 PTFE O-rings provides a solution for nearly every industry need. Whether you’re working in aerospace, medical technology, or heavy-duty industrial applications, our PTFE O-rings offer reliable, long-lasting performance. We prioritize quality in every O-ring we produce, ensuring each piece delivers a precise fit and secure seal. With OneMonroe’s PTFE O-rings, you gain not only an exceptional product but also a partner committed to meeting the highest standards of excellence in sealing solutions.
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 |
Cross Section Width |
Durometer |
Inside Diameter |
Cross Section Tolerance +/- |
Inside Diameter Tolerance +/- |
Size Reference - AS568 |
---|---|---|---|---|---|---|---|
-224 PTFE |
IntegrationID
N/A 195380 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 44.04 mm1.734 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.015 in0.38 mm | Size Reference - AS568 N/A -224 |
-225 PTFE |
IntegrationID
N/A 195381 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 47.22 mm1.859 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.018 in0.46 mm | Size Reference - AS568 N/A -225 |
-226 PTFE |
IntegrationID
N/A 195382 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 50.39 mm1.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.018 in0.46 mm | Size Reference - AS568 N/A -226 |
-227 PTFE |
IntegrationID
N/A 195383 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 53.57 mm2.109 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.018 in0.46 mm | Size Reference - AS568 N/A -227 |
-228 PTFE |
IntegrationID
N/A 195384 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 56.74 mm2.234 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.020 in0.50 mm | Size Reference - AS568 N/A -228 |
-229 PTFE |
IntegrationID
N/A 195385 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 59.92 mm2.359 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.020 in0.50 mm | Size Reference - AS568 N/A -229 |
-230 PTFE |
IntegrationID
N/A 195386 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 63.09 mm2.484 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.020 in0.50 mm | Size Reference - AS568 N/A -230 |
-231 PTFE |
IntegrationID
N/A 195387 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 66.27 mm2.609 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.020 in0.50 mm | Size Reference - AS568 N/A -231 |
-232 PTFE |
IntegrationID
N/A 195388 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 69.44 mm2.734 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -232 |
-233 PTFE |
IntegrationID
N/A 195389 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 72.62 mm2.859 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -233 |
-234 PTFE |
IntegrationID
N/A 195390 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 75.79 mm2.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -234 |
-235 PTFE |
IntegrationID
N/A 195391 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 78.97 mm3.109 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -235 |
-236 PTFE |
IntegrationID
N/A 195392 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 82.14 mm3.234 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -236 |
-237 PTFE |
IntegrationID
N/A 195393 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 85.32 mm3.359 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -237 |
-238 PTFE |
IntegrationID
N/A 195394 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 88.49 mm3.484 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -238 |
-239 PTFE |
IntegrationID
N/A 195395 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 91.67 mm3.609 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -239 |
-240 PTFE |
IntegrationID
N/A 195396 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 94.84 mm3.734 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -240 |
-241 PTFE |
IntegrationID
N/A 195397 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 98.02 mm3.859 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -241 |
-242 PTFE |
IntegrationID
N/A 195398 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 101.19 mm3.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -242 |
-243 PTFE |
IntegrationID
N/A 195399 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 104.37 mm4.109 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -243 |
-244 PTFE |
IntegrationID
N/A 195400 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 107.54 mm4.234 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -244 |
-245 PTFE |
IntegrationID
N/A 195401 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 110.72 mm4.359 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -245 |
-246 PTFE |
IntegrationID
N/A 195402 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 113.89 mm4.484 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -246 |
-247 PTFE |
IntegrationID
N/A 195403 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 117.07 mm4.609 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -247 |
-248 PTFE |
IntegrationID
N/A 195404 |
Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A | Inside Diameter N/A 120.24 mm4.734 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -248 |