AS568 Aflas O-Rings

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.

Item #	IntegrationID	Type	Material	Cross Section Width	Durometer	Inside Diameter	Cross Section Tolerance +/-	Inside Diameter Tolerance +/-	Size Reference - AS568	Product Guides
-239 AFLAS-83	N/A 193280	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 91.67 mm3.609 in	N/A 0.004 in0.10 mm	N/A 0.028 in0.71 mm	N/A -239	N/A Seal Guides
-240 AFLAS-83	N/A 193281	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 94.84 mm3.734 in	N/A 0.004 in0.10 mm	N/A 0.028 in0.71 mm	N/A -240	N/A Seal Guides
-241 AFLAS-83	N/A 193282	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 98.02 mm3.859 in	N/A 0.004 in0.10 mm	N/A 0.028 in0.71 mm	N/A -241	N/A Seal Guides
-242 AFLAS-83	N/A 193283	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 101.19 mm3.984 in	N/A 0.004 in0.10 mm	N/A 0.028 in0.71 mm	N/A -242	N/A Seal Guides
-243 AFLAS-83	N/A 193284	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 104.37 mm4.109 in	N/A 0.004 in0.10 mm	N/A 0.028 in0.71 mm	N/A -243	N/A Seal Guides
-244 AFLAS-83	N/A 193285	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 107.54 mm4.234 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -244	N/A Seal Guides
-245 AFLAS-83	N/A 193286	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 110.72 mm4.359 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -245	N/A Seal Guides
-246 AFLAS-83	N/A 193287	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 113.89 mm4.484 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -246	N/A Seal Guides
-247 AFLAS-83	N/A 193288	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 117.07 mm4.609 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -247	N/A Seal Guides
-248 AFLAS-83	N/A 193289	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 120.24 mm4.734 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -248	N/A Seal Guides
-249 AFLAS-83	N/A 193290	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 123.42 mm4.859 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -249	N/A Seal Guides
-250 AFLAS-83	N/A 193291	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 126.59 mm4.984 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -250	N/A Seal Guides
-251 AFLAS-83	N/A 193292	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 129.77 mm5.109 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -251	N/A Seal Guides
-252 AFLAS-83	N/A 193293	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 132.94 mm5.234 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -252	N/A Seal Guides
-253 AFLAS-83	N/A 193294	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 136.12 mm5.359 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -253	N/A Seal Guides
-254 AFLAS-83	N/A 193295	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 139.29 mm5.484 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -254	N/A Seal Guides
-255 AFLAS-83	N/A 193296	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 142.47 mm5.609 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -255	N/A Seal Guides
-256 AFLAS-83	N/A 193297	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 145.64 mm5.734 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -256	N/A Seal Guides
-257 AFLAS-83	N/A 193298	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 148.82 mm5.859 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -257	N/A Seal Guides
-258 AFLAS-83	N/A 193299	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 151.99 mm5.984 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -258	N/A Seal Guides
-259 AFLAS-83	N/A 193300	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 158.34 mm6.234 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -259	N/A Seal Guides
-260 AFLAS-83	N/A 193301	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 164.69 mm6.484 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -260	N/A Seal Guides
-261 AFLAS-83	N/A 193302	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 171.04 mm6.734 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -261	N/A Seal Guides
-262 AFLAS-83	N/A 193303	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 177.39 mm6.984 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -262	N/A Seal Guides
-263 AFLAS-83	N/A 193304	N/A	N/A	N/A 0.139 in3.53 mm	N/A 83	N/A 183.74 mm7.234 in	N/A 0.004 in0.10 mm	N/A 0.045 in1.14 mm	N/A -263	N/A Seal Guides

N/A
193280

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 91.67 mm3.609 in

N/A 0.004 in0.10 mm

N/A 0.028 in0.71 mm

N/A -239

N/A Seal Guides

-240 AFLAS-83

N/A
193281

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 94.84 mm3.734 in

N/A 0.004 in0.10 mm

N/A 0.028 in0.71 mm

N/A -240

N/A Seal Guides

-241 AFLAS-83

N/A
193282

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 98.02 mm3.859 in

N/A 0.004 in0.10 mm

N/A 0.028 in0.71 mm

N/A -241

N/A Seal Guides

-242 AFLAS-83

N/A
193283

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 101.19 mm3.984 in

N/A 0.004 in0.10 mm

N/A 0.028 in0.71 mm

N/A -242

N/A Seal Guides

-243 AFLAS-83

N/A
193284

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 104.37 mm4.109 in

N/A 0.004 in0.10 mm

N/A 0.028 in0.71 mm

N/A -243

N/A Seal Guides

-244 AFLAS-83

N/A
193285

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 107.54 mm4.234 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -244

N/A Seal Guides

-245 AFLAS-83

N/A
193286

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 110.72 mm4.359 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -245

N/A Seal Guides

-246 AFLAS-83

N/A
193287

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 113.89 mm4.484 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -246

N/A Seal Guides

-247 AFLAS-83

N/A
193288

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 117.07 mm4.609 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -247

N/A Seal Guides

-248 AFLAS-83

N/A
193289

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 120.24 mm4.734 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -248

N/A Seal Guides

-249 AFLAS-83

N/A
193290

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 123.42 mm4.859 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -249

N/A Seal Guides

-250 AFLAS-83

N/A
193291

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 126.59 mm4.984 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -250

N/A Seal Guides

-251 AFLAS-83

N/A
193292

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 129.77 mm5.109 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -251

N/A Seal Guides

-252 AFLAS-83

N/A
193293

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 132.94 mm5.234 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -252

N/A Seal Guides

-253 AFLAS-83

N/A
193294

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 136.12 mm5.359 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -253

N/A Seal Guides

-254 AFLAS-83

N/A
193295

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 139.29 mm5.484 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -254

N/A Seal Guides

-255 AFLAS-83

N/A
193296

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 142.47 mm5.609 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -255

N/A Seal Guides

-256 AFLAS-83

N/A
193297

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 145.64 mm5.734 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -256

N/A Seal Guides

-257 AFLAS-83

N/A
193298

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 148.82 mm5.859 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -257

N/A Seal Guides

-258 AFLAS-83

N/A
193299

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 151.99 mm5.984 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -258

N/A Seal Guides

-259 AFLAS-83

N/A
193300

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 158.34 mm6.234 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -259

N/A Seal Guides

-260 AFLAS-83

N/A
193301

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 164.69 mm6.484 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -260

N/A Seal Guides

-261 AFLAS-83

N/A
193302

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 171.04 mm6.734 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -261

N/A Seal Guides

-262 AFLAS-83

N/A
193303

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 177.39 mm6.984 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -262

N/A Seal Guides

-263 AFLAS-83

N/A
193304

N/A

N/A 0.139 in3.53 mm

N/A 83

N/A 183.74 mm7.234 in

N/A 0.004 in0.10 mm

N/A 0.045 in1.14 mm

N/A -263

N/A Seal Guides