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
244AFLAS75	N/A 193530	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 107.54 mm4.234 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -244
245AFLAS75	N/A 193531	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 110.72 mm4.359 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -245
246AFLAS75	N/A 193532	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 113.89 mm4.484 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -246
247AFLAS75	N/A 193533	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 117.07 mm4.609 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -247
248AFLAS75	N/A 193534	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 120.24 mm4.734 in	N/A 0.004 in0.10 mm	N/A 0.030 in0.76 mm	N/A -248
249AFLAS75	N/A 193535	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 123.42 mm4.859 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -249
250AFLAS75	N/A 193536	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 126.59 mm4.984 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -250
251AFLAS75	N/A 193537	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 129.77 mm5.109 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -251
252AFLAS75	N/A 193538	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 132.94 mm5.234 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -252
253AFLAS75	N/A 193539	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 136.12 mm5.359 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -253
254AFLAS75	N/A 193540	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 139.29 mm5.484 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -254
255AFLAS75	N/A 193541	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 142.47 mm5.609 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -255
256AFLAS75	N/A 193542	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 145.64 mm5.734 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -256
257AFLAS75	N/A 193543	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 148.82 mm5.859 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -257
258AFLAS75	N/A 193544	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 151.99 mm5.984 in	N/A 0.004 in0.10 mm	N/A 0.035 in0.89 mm	N/A -258
259AFLAS75	N/A 193545	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 158.34 mm6.234 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -259
260AFLAS75	N/A 193546	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 164.69 mm6.484 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -260
261AFLAS75	N/A 193547	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 171.04 mm6.734 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -261
262AFLAS75	N/A 193548	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 177.39 mm6.984 in	N/A 0.004 in0.10 mm	N/A 0.040 in1.02 mm	N/A -262
263AFLAS75	N/A 193549	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 183.74 mm7.234 in	N/A 0.004 in0.10 mm	N/A 0.045 in1.14 mm	N/A -263
264AFLAS75	N/A 193550	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 190.09 mm7.484 in	N/A 0.004 in0.10 mm	N/A 0.045 in1.14 mm	N/A -264
265AFLAS75	N/A 193551	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 196.44 mm7.734 in	N/A 0.004 in0.10 mm	N/A 0.045 in1.14 mm	N/A -265
266AFLAS75	N/A 193552	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 202.79 mm7.984 in	N/A 0.004 in0.10 mm	N/A 0.045 in1.14 mm	N/A -266
267AFLAS75	N/A 193553	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 209.14 mm8.234 in	N/A 0.004 in0.10 mm	N/A 0.050 in1.25 mm	N/A -267
268AFLAS75	N/A 193554	N/A	N/A	N/A 0.139 in3.53 mm	N/A 75	N/A 215.49 mm8.484 in	N/A 0.004 in0.10 mm	N/A 0.050 in1.25 mm	N/A -268

N/A
193530

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 107.54 mm4.234 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -244

245AFLAS75

N/A
193531

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 110.72 mm4.359 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -245

246AFLAS75

N/A
193532

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 113.89 mm4.484 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -246

247AFLAS75

N/A
193533

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 117.07 mm4.609 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -247

248AFLAS75

N/A
193534

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 120.24 mm4.734 in

N/A 0.004 in0.10 mm

N/A 0.030 in0.76 mm

N/A -248

249AFLAS75

N/A
193535

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 123.42 mm4.859 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -249

250AFLAS75

N/A
193536

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 126.59 mm4.984 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -250

251AFLAS75

N/A
193537

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 129.77 mm5.109 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -251

252AFLAS75

N/A
193538

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 132.94 mm5.234 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -252

253AFLAS75

N/A
193539

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 136.12 mm5.359 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -253

254AFLAS75

N/A
193540

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 139.29 mm5.484 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -254

255AFLAS75

N/A
193541

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 142.47 mm5.609 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -255

256AFLAS75

N/A
193542

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 145.64 mm5.734 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -256

257AFLAS75

N/A
193543

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 148.82 mm5.859 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -257

258AFLAS75

N/A
193544

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 151.99 mm5.984 in

N/A 0.004 in0.10 mm

N/A 0.035 in0.89 mm

N/A -258

259AFLAS75

N/A
193545

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 158.34 mm6.234 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -259

260AFLAS75

N/A
193546

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 164.69 mm6.484 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -260

261AFLAS75

N/A
193547

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 171.04 mm6.734 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -261

262AFLAS75

N/A
193548

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 177.39 mm6.984 in

N/A 0.004 in0.10 mm

N/A 0.040 in1.02 mm

N/A -262

263AFLAS75

N/A
193549

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 183.74 mm7.234 in

N/A 0.004 in0.10 mm

N/A 0.045 in1.14 mm

N/A -263

264AFLAS75

N/A
193550

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 190.09 mm7.484 in

N/A 0.004 in0.10 mm

N/A 0.045 in1.14 mm

N/A -264

265AFLAS75

N/A
193551

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 196.44 mm7.734 in

N/A 0.004 in0.10 mm

N/A 0.045 in1.14 mm

N/A -265

266AFLAS75

N/A
193552

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 202.79 mm7.984 in

N/A 0.004 in0.10 mm

N/A 0.045 in1.14 mm

N/A -266

267AFLAS75

N/A
193553

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 209.14 mm8.234 in

N/A 0.004 in0.10 mm

N/A 0.050 in1.25 mm

N/A -267

268AFLAS75

N/A
193554

N/A

N/A 0.139 in3.53 mm

N/A 75

N/A 215.49 mm8.484 in

N/A 0.004 in0.10 mm

N/A 0.050 in1.25 mm

N/A -268