JIS Silicone O-Rings

OneMonroe's JIS Silicone O-Rings are engineered to provide exceptional sealing performance in the most demanding applications. Crafted from high-quality silicone material, these O-rings are designed to withstand extreme temperatures, pressures, and chemical exposures, making them ideal for use in various industrial sectors, including automotive, aerospace, medical, and food processing. Their robust construction ensures a dependable seal that prevents leaks and protects equipment, providing long-lasting durability and reliability. With compliance to Japanese Industrial Standards (JIS), these O-rings offer precise dimensions and compatibility with a wide range of machinery and equipment, ensuring seamless integration in critical systems.

The unique properties of silicone make these O-rings an excellent choice for challenging environments. Silicone offers outstanding resistance to oxidation, UV light, and ozone, as well as flexibility across a broad temperature range. These qualities enable OneMonroe JIS Silicone O-Rings to perform reliably in both high-heat and low-temperature applications, without losing elasticity or shape. Whether you are working in freezing cold or intense heat, these O-rings maintain their integrity, providing consistent performance that helps to reduce maintenance and downtime for your equipment.

In addition to superior material quality, OneMonroe places a strong emphasis on product consistency and reliability. Each JIS Silicone O-Ring undergoes rigorous quality control to ensure it meets both JIS standards and our own stringent specifications. This attention to detail ensures that customers receive products they can trust for critical sealing applications. With our extensive range of sizes and dimensions, OneMonroe JIS Silicone O-Rings are a versatile solution that adapts to various needs, supporting efficiency, safety, and reliability in your systems. Choose OneMonroe for a high-performance, industry-compliant sealing solution you can depend on.

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	CSW Tolerance	ID Tolerance	JIS Number

V55 S-70	N/A 180511	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.157 in4.00 mm	N/A 70	N/A 54.50 mm2.146 in	N/A 0.004 in0.13 mm	N/A 0.01 in0.25 mm	N/A V-55
V585 S-70	N/A 180512	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 579.00 mm22.795 in	N/A 0.012 in0.22 mm	N/A 0.063 in1.60 mm	N/A V-585
V640 S-70	N/A 180513	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 633.5 mm24.941 in	N/A 0.012 in0.22 mm	N/A 0.063 in1.60 mm	N/A V-640
V690 S-70	N/A 180514	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 683.00 mm26.890 in	N/A 0.012 in0.22 mm	N/A 0.063 in1.60 mm	N/A V-690
V70 S-70	N/A 180515	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.157 in4.00 mm	N/A 70	N/A 69.00 mm2.717 in	N/A 0.004 in0.13 mm	N/A 0.01 in0.25 mm	N/A V-70
V740 S-70	N/A 180516	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 732.50 mm28.839 in	N/A 0.012 in0.22 mm	N/A 0.079 in2.00 mm	N/A V-740
V790 S-70	N/A 180517	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 782.00 mm30.787 in	N/A 0.012 in0.22 mm	N/A 0.079 in2.00 mm	N/A V-790
V845 S-70	N/A 180518	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 836.50 mm32.933 in	N/A 0.012 in0.22 mm	N/A 0.079 in2.00 mm	N/A V-845
V85 S-70	N/A 180519	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.157 in4.00 mm	N/A 70	N/A 84.00 mm3.307 in	N/A 0.004 in0.13 mm	N/A 0.016 in0.40 mm	N/A V-85
V950 S-70	N/A 180520	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.394 in10.00 mm	N/A 70	N/A 940.50 mm37.028 in	N/A 0.012 in0.22 mm	N/A 0.098 in2.50 mm	N/A V-950