Standard O-Rings are available in 369 sizes as set up by the Aerospace Standard 568 published by the Society of Automotive Engineers. These sizes are designated by dash nFor more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart. Perfluoroelastomer is also known as FKKM and Perfloro.
Parts resist over 1,800 different chemicals, while offering the high temperature stability of PTFE (327°C). They’re used in aggressive chemical processing, pharmaceutical, oil rcovery, gas recovery, and aerospace applications. The proven, long-term performance of Kalrez® parts can mean less repairs, seal changes, inspections and equipment uptime for greater productivity and yield.
Parts resist over 1,800 different chemicals, while offering the high temperature stability of PTFE (327°C). They’re used in aggressive chemical processing, pharmaceutical, oil rcovery, gas recovery, and aerospace applications. The proven, long-term performance of Kalrez® parts can mean less repairs, seal changes, inspections and equipment uptime for greater productivity and yield.
Unit of Measure
Cross Section Width |
N/A 0.139 in3.53 mm |
Durometer |
N/A 70 |
Inside Diameter |
N/A 253.59 mm9.984 in |
Cross Section Tolerance +/- |
N/A 0.004 in0.10 mm |
Inside Diameter Tolerance +/- |
N/A 0.055 in1.40 mm |
Size Reference - AS568 |
N/A -274 |
Warning |
N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. |
O-Ring Industries |
N/A O-rings are used in the military, automotive, aerospace and agriculture industries. |
