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 | 
                                                        
|---|---|---|---|---|---|---|---|---|---|---|
| 269AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193555  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 221.84 mm8.734 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.050 in1.25 mm | Size Reference - AS568 N/A -269 | Product Guides N/A Seal Guides | 
| 270AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193556  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 228.19 mm8.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.050 in1.25 mm | Size Reference - AS568 N/A -270 | Product Guides N/A Seal Guides | 
| 271AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193557  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 234.54 mm9.234 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 -271 | Product Guides N/A Seal Guides | 
| 272AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193558  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 240.89 mm9.484 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 -272 | Product Guides N/A Seal Guides | 
| 273AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193559  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 247.24 mm9.734 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 -273 | Product Guides N/A Seal Guides | 
| 274AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193560  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | 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 | Product Guides N/A Seal Guides | 
| 275AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193561  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 266.29 mm10.484 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 -275 | Product Guides N/A Seal Guides | 
| 276AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193562  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 278.99 mm10.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -276 | Product Guides N/A Seal Guides | 
| 277AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193563  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 291.69 mm11.484 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -277 | Product Guides N/A Seal Guides | 
| 278AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193564  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 304.39 mm11.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -278 | Product Guides N/A Seal Guides | 
| 279AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193565  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 329.79 mm12.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -279 | Product Guides N/A Seal Guides | 
| 280AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193566  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 355.19 mm13.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -280 | Product Guides N/A Seal Guides | 
| -281 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193567  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 380.59 mm14.984 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.065 in1.65 mm | Size Reference - AS568 N/A -281 | Product Guides N/A Seal Guides | 
| 282AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193568  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 405.26 mm15.955 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.075 in1.90 mm | Size Reference - AS568 N/A -282 | Product Guides N/A Seal Guides | 
| -283 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193569  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 430.66 mm16.955 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.080 in2.05 mm | Size Reference - AS568 N/A -283 | Product Guides N/A Seal Guides | 
| -284 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193570  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 75 | Inside Diameter N/A 456.06 mm17.955 in | Cross Section Tolerance +/- N/A 0.004 in0.10 mm | Inside Diameter Tolerance +/- N/A 0.085 in2.15 mm | Size Reference - AS568 N/A -284 | Product Guides N/A Seal Guides | 
| -309 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193571  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 10.46 mm0.412 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.005 in0.12 mm | Size Reference - AS568 N/A -309 | Product Guides N/A Seal Guides | 
| -310 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193572  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 12.07 mm0.475 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.005 in0.12 mm | Size Reference - AS568 N/A -310 | Product Guides N/A Seal Guides | 
| -311 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193573  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 13.64 mm0.537 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.007 in0.17 mm | Size Reference - AS568 N/A -311 | Product Guides N/A Seal Guides | 
| -312 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193574  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 15.24 mm0.600 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.009 in0.22 mm | Size Reference - AS568 N/A -312 | Product Guides N/A Seal Guides | 
| -313 AFLAS-75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193575  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 16.81 mm0.662 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.009 in0.22 mm | Size Reference - AS568 N/A -313 | Product Guides N/A Seal Guides | 
| 314AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193576  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 18.42 mm0.725 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.010 in0.25 mm | Size Reference - AS568 N/A -314 | Product Guides N/A Seal Guides | 
| 315AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193577  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 19.99 mm0.787 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.010 in0.25 mm | Size Reference - AS568 N/A -315 | Product Guides N/A Seal Guides | 
| 316AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193578  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 21.59 mm0.850 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.010 in0.25 mm | Size Reference - AS568 N/A -316 | Product Guides N/A Seal Guides | 
| 317AFLAS75 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         193579  | 
                                Type N/A | Material N/A | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 75 | Inside Diameter N/A 23.16 mm0.912 in | Cross Section Tolerance +/- N/A 0.005 in0.12 mm | Inside Diameter Tolerance +/- N/A 0.010 in0.25 mm | Size Reference - AS568 N/A -317 | Product Guides N/A Seal Guides | 
 
