OneMonroe AS568 Aflas® O-Rings are designed to meet the demands of the most challenging environments, offering exceptional chemical resistance and high-temperature durability. Crafted from high-performance Aflas® material, these O-rings can withstand temperatures ranging from -14°F to 450°F, making them suitable for applications where extreme conditions are the norm. Unlike standard rubber seals, Aflas® O-rings maintain their integrity in harsh environments, including exposure to oils, acids, alkalis, and amine-based chemicals. They are particularly popular in industries such as automotive, aerospace, chemical processing, and oil & gas, where the combination of high-temperature resistance and chemical resilience is essential for reliable performance.
Engineered with precision, OneMonroe Aflas® O-Rings adhere to the AS568 dimensional standards, ensuring compatibility across a wide range of equipment and machinery. Each O-ring is meticulously manufactured to deliver a tight, effective seal that prevents leaks, even under high-pressure conditions. The unique composition of Aflas® material offers durability beyond what standard rubber O-rings can achieve, providing a solution that reduces maintenance needs and increases operational efficiency. By minimizing the frequency of replacements, these O-rings also help reduce downtime and optimize equipment performance, leading to greater cost savings over time.
OneMonroe is committed to delivering top-quality sealing solutions tailored to meet your specific requirements. Our AS568 Aflas® O-Rings come in various sizes, ensuring that you can find the perfect fit for your equipment. With a reputation for excellence and durability, OneMonroe’s Aflas® O-rings offer unparalleled longevity and reliability, even in the most demanding conditions. Choose OneMonroe for a solution that not only meets industry standards but also sets a new benchmark for quality and performance in extreme applications.
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)
Durometer
Inside Diameter (mm)
Inside Diameter (in)
                            Item # | 
                        
                            IntegrationID | 
                        
                            Type | 
                        
                            Material | 
                        
                            Cross Section Width | 
                        
                            Durometer | 
                        
                            Inside Diameter | 
                        
                            Cross Section Tolerance +/- | 
                        
                            Inside Diameter Tolerance +/- | 
                        
                            Size Reference - AS568 | 
                        
                            Product Guides | 
                                                        
|---|---|---|---|---|---|---|---|---|---|---|
| -338 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193355  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 78.74 mm3.100 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -338 | Product Guides N/A Seal Guides | 
| -339 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193356  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 81.92 mm3.225 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -339 | Product Guides N/A Seal Guides | 
| -340 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193357  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 85.09 mm3.350 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -340 | Product Guides N/A Seal Guides | 
| -341 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193358  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 88.27 mm3.475 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.024 in0.61 mm | Size Reference - AS568 N/A -341 | Product Guides N/A Seal Guides | 
| -342 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193359  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 91.44 mm3.600 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -342 | Product Guides N/A Seal Guides | 
| -343 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193360  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 94.62 mm3.725 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -343 | Product Guides N/A Seal Guides | 
| -344 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193361  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 97.79 mm3.850 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -344 | Product Guides N/A Seal Guides | 
| -345 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193362  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 100.97 mm3.975 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -345 | Product Guides N/A Seal Guides | 
| -346 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193363  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 104.14 mm4.100 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.028 in0.71 mm | Size Reference - AS568 N/A -346 | Product Guides N/A Seal Guides | 
| -347 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193364  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 107.32 mm4.225 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -347 | Product Guides N/A Seal Guides | 
| -348 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193365  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 110.49 mm4.350 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -348 | Product Guides N/A Seal Guides | 
| -349 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193366  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 113.67 mm4.475 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -349 | Product Guides N/A Seal Guides | 
| -350 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193367  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 116.84 mm4.600 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -350 | Product Guides N/A Seal Guides | 
| -351 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193368  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 120.02 mm4.725 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -351 | Product Guides N/A Seal Guides | 
| -352 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193369  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 123.19 mm4.850 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.030 in0.76 mm | Size Reference - AS568 N/A -352 | Product Guides N/A Seal Guides | 
| -353 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193370  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 126.37 mm4.975 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -353 | Product Guides N/A Seal Guides | 
| -354 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193371  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 129.54 mm5.100 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -354 | Product Guides N/A Seal Guides | 
| -355 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193372  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 132.72 mm5.225 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -355 | Product Guides N/A Seal Guides | 
| -356 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193373  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 135.89 mm5.350 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -356 | Product Guides N/A Seal Guides | 
| -357 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193374  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 139.07 mm5.475 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -357 | Product Guides N/A Seal Guides | 
| -358 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193375  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 142.24 mm5.600 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -358 | Product Guides N/A Seal Guides | 
| -359 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193376  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 145.42 mm5.725 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -359 | Product Guides N/A Seal Guides | 
| -360 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193377  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 148.59 mm5.850 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -360 | Product Guides N/A Seal Guides | 
| -361 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193378  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 151.77 mm5.975 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.037 in0.94 mm | Size Reference - AS568 N/A -361 | Product Guides N/A Seal Guides | 
| -362 AFLAS-83 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193379  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 83 | Inside Diameter N/A 158.12 mm6.225 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.040 in1.02 mm | Size Reference - AS568 N/A -362 | Product Guides N/A Seal Guides | 
 
