Monroe
OneMonroe
Locations Throughout the Country
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Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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OneMonroe Silicone O-Rings offer exceptional sealing solutions for a wide range of applications, ensuring reliability and durability under various operating conditions. Known for their superior elasticity and resistance to extreme temperatures, these silicone O-rings provide a strong, consistent seal in environments that demand high performance. Manufactured in compliance with AS568 standards, they are engineered to deliver precision and quality, making them ideal for use in industries such as automotive, aerospace, food and beverage, and medical. Whether you’re working with high heat or low temperatures, OneMonroe’s silicone O-rings maintain their flexibility and sealing strength, ensuring optimal performance over time.

Our silicone O-rings are designed for versatility and longevity. Thanks to their high resistance to compression set and resilience against UV, ozone, and various weather conditions, these O-rings are perfectly suited for both indoor and outdoor applications. This durability is further complemented by silicone's natural resistance to a wide range of chemicals, including water, acids, and bases, making them suitable for applications where exposure to harsh substances is a concern. With a range of sizes available, OneMonroe’s AS568 silicone O-rings provide seamless integration with various equipment, delivering a dependable sealing solution across industries.

OneMonroe is committed to delivering quality products that meet and exceed industry standards. Our silicone O-rings are rigorously tested to ensure consistency and reliability, providing peace of mind for applications that require a dependable seal. Whether for manufacturing, repairs, or new installations, OneMonroe’s silicone O-rings offer an ideal balance of flexibility, resilience, and chemical resistance. Trust in OneMonroe for a sealing solution that combines durability, quality, and exceptional performance across every application.

For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.

AS568 Buna O-Rings
Unit of Measure
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Item #

IntegrationID

Cross Section Width

Durometer

Inside Diameter

Cross Section Tolerance +/-

Inside Diameter Tolerance +/-

Size Reference - AS568

Alternate P/N

Quantity
-902 Silicone-70 N/A 0.064 in0.064 mm N/A 70 N/A 0.239 in N/A 0.003 in N/A 0.005 in N/A -902 N/A
-903 Silicone-70 N/A 0.064 in0.064 mm N/A 70 N/A 0.301 in N/A 0.003 in N/A 0.005 in N/A -903 N/A
-904 Silicone-70 N/A 0.072 in0.072 mm N/A 70 N/A 0.351 in N/A 0.003 in N/A 0.005 in N/A -904 N/A
-905 Silicone-70 N/A 0.072 in0.072 mm N/A 70 N/A 0.414 in N/A 0.003 in N/A 0.005 in N/A -905 N/A
-906 Silicone-70 N/A 0.078 in0.078 mm N/A 70 N/A 0.468 in N/A 0.003 in N/A 0.005 in N/A -906 N/A
-907 Silicone-70 N/A 0.082 in0.082 mm N/A 70 N/A 0.530 in N/A 0.003 in N/A 0.005 in N/A -907 N/A
-908 Silicone-70 N/A 0.087 in0.087 mm N/A 70 N/A 0.644 in N/A 0.003 in N/A 0.009 in N/A -908 N/A
-909 Silicone-70 N/A 0.097 in0.097 mm N/A 70 N/A 0.706 in N/A 0.003 in N/A 0.009 in N/A -909 N/A
-910 Silicone-70 N/A 0.097 in0.097 mm N/A 70 N/A 0.755 in N/A 0.003 in N/A 0.009 in N/A -910 N/A
-911 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 0.863 in N/A 0.004 in N/A 0.009 in N/A -911 N/A
-912 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 0.924 in N/A 0.004 in N/A 0.009 in N/A -912 N/A
-913 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 0.986 in N/A 0.004 in N/A 0.01 in N/A -913 N/A
-914 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 1.047 in N/A 0.004 in N/A 0.01 in N/A -914 N/A
-916 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 1.171 in N/A 0.004 in N/A 0.01 in N/A -916 N/A
-918 Silicone-70 N/A 0.116 in0.116 mm N/A 70 N/A 1.355 in N/A 0.004 in N/A 0.012 in N/A -918 N/A
-920 Silicone-70 N/A 0.118 in0.118 mm N/A 70 N/A 1.475 in N/A 0.004 in N/A 0.014 in N/A -920 N/A
-924 Silicone-70 N/A 0.118 in0.118 mm N/A 70 N/A 1.720 in N/A 0.004 in N/A 0.014 in N/A -924 N/A
-928 Silicone-70 N/A 0.118 in0.118 mm N/A 70 N/A 2.090 in N/A 0.004 in N/A 0.018 in N/A -928 N/A
-932 Silicone-70 N/A 0.118 in0.118 mm N/A 70 N/A 2.337 in N/A 0.004 in N/A 0.018 in N/A -932 N/A
-901 Silicone-75 N/A 0.056 in0.056 mm N/A 75 N/A 0.185 in N/A 0.003 in N/A 0.005 in N/A -901 N/A
-902 Silicone-75 N/A 0.064 in0.064 mm N/A 75 N/A 0.239 in N/A 0.003 in N/A 0.005 in N/A -902 N/A
-903 Silicone-75 N/A 0.064 in0.064 mm N/A 75 N/A 0.301 in N/A 0.003 in N/A 0.005 in N/A -903 N/A
-904 Silicone-75 N/A 0.072 in0.072 mm N/A 75 N/A 0.351 in N/A 0.003 in N/A 0.005 in N/A -904 N/A
-905 Silicone-75 N/A 0.072 in0.072 mm N/A 75 N/A 0.414 in N/A 0.003 in N/A 0.005 in N/A -905 N/A
-906 Silicone-75 N/A 0.078 in0.078 mm N/A 75 N/A 0.468 in N/A 0.003 in N/A 0.005 in N/A -906 N/A
Unit of Measure
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