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AS568 PTFE O-Rings

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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.





   
  Results 151 - 175 of 374 Unit of Measure: Imperial Metric Both « 6 7 8 9 10 »  

Item #

Cross Section Width

Durometer

Inside Diameter

Cross Section Tolerance +/-

Inside Diameter Tolerance +/-

Size Reference - AS568

Product Guides

-224 PTFE 0.139 in
3.53
mm
N/A 44.04 mm
1.734
in
0.004 in
0.10
mm
0.015 in
0.38
mm
-224 Seal Guides
-225 PTFE 0.139 in
3.53
mm
N/A 47.22 mm
1.859
in
0.004 in
0.10
mm
0.018 in
0.46
mm
-225 Seal Guides
-226 PTFE 0.139 in
3.53
mm
N/A 50.39 mm
1.984
in
0.004 in
0.10
mm
0.018 in
0.46
mm
-226 Seal Guides
-227 PTFE 0.139 in
3.53
mm
N/A 53.57 mm
2.109
in
0.004 in
0.10
mm
0.018 in
0.46
mm
-227 Seal Guides
-228 PTFE 0.139 in
3.53
mm
N/A 56.74 mm
2.234
in
0.004 in
0.10
mm
0.020 in
0.50
mm
-228 Seal Guides
-229 PTFE 0.139 in
3.53
mm
N/A 59.92 mm
2.359
in
0.004 in
0.10
mm
0.020 in
0.50
mm
-229 Seal Guides
-230 PTFE 0.139 in
3.53
mm
N/A 63.09 mm
2.484
in
0.004 in
0.10
mm
0.020 in
0.50
mm
-230 Seal Guides
-231 PTFE 0.139 in
3.53
mm
N/A 66.27 mm
2.609
in
0.004 in
0.10
mm
0.020 in
0.50
mm
-231 Seal Guides
-232 PTFE 0.139 in
3.53
mm
N/A 69.44 mm
2.734
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-232 Seal Guides
-233 PTFE 0.139 in
3.53
mm
N/A 72.62 mm
2.859
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-233 Seal Guides
-234 PTFE 0.139 in
3.53
mm
N/A 75.79 mm
2.984
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-234 Seal Guides
-235 PTFE 0.139 in
3.53
mm
N/A 78.97 mm
3.109
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-235 Seal Guides
-236 PTFE 0.139 in
3.53
mm
N/A 82.14 mm
3.234
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-236 Seal Guides
-237 PTFE 0.139 in
3.53
mm
N/A 85.32 mm
3.359
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-237 Seal Guides
-238 PTFE 0.139 in
3.53
mm
N/A 88.49 mm
3.484
in
0.004 in
0.10
mm
0.024 in
0.61
mm
-238 Seal Guides
-239 PTFE 0.139 in
3.53
mm
N/A 91.67 mm
3.609
in
0.004 in
0.10
mm
0.028 in
0.71
mm
-239 Seal Guides
-240 PTFE 0.139 in
3.53
mm
N/A 94.84 mm
3.734
in
0.004 in
0.10
mm
0.028 in
0.71
mm
-240 Seal Guides
-241 PTFE 0.139 in
3.53
mm
N/A 98.02 mm
3.859
in
0.004 in
0.10
mm
0.028 in
0.71
mm
-241 Seal Guides
-242 PTFE 0.139 in
3.53
mm
N/A 101.19 mm
3.984
in
0.004 in
0.10
mm
0.028 in
0.71
mm
-242 Seal Guides
-243 PTFE 0.139 in
3.53
mm
N/A 104.37 mm
4.109
in
0.004 in
0.10
mm
0.028 in
0.71
mm
-243 Seal Guides
-244 PTFE 0.139 in
3.53
mm
N/A 107.54 mm
4.234
in
0.004 in
0.10
mm
0.030 in
0.76
mm
-244 Seal Guides
-245 PTFE 0.139 in
3.53
mm
N/A 110.72 mm
4.359
in
0.004 in
0.10
mm
0.030 in
0.76
mm
-245 Seal Guides
-246 PTFE 0.139 in
3.53
mm
N/A 113.89 mm
4.484
in
0.004 in
0.10
mm
0.030 in
0.76
mm
-246 Seal Guides
-247 PTFE 0.139 in
3.53
mm
N/A 117.07 mm
4.609
in
0.004 in
0.10
mm
0.030 in
0.76
mm
-247 Seal Guides
-248 PTFE 0.139 in
3.53
mm
N/A 120.24 mm
4.734
in
0.004 in
0.10
mm
0.030 in
0.76
mm
-248 Seal Guides
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Monroe Engineering