<h2>10pcs Black FKM Rubber O-Rings – High Temperature Sealing Gasket Kit</h2> <p>Keep your plumbing, hydraulic, and mechanical systems leak-free with these premium <strong>black FKM rubber O-rings</strong>. Engineered from high-grade Fluoroelastomer (FKM) rubber, this 10-piece assortment kit delivers outstanding resistance to heat, oil, fuels, and chemicals — making it an essential addition to any toolbox or workshop.</p> <p>Whether you're tackling a plumbing repair, maintaining industrial equipment, or working on a DIY project, these precision-sized O-rings provide a reliable, durable seal that holds up under demanding conditions. Made in Mainland China.</p> <h3>Key Features</h3> <ul> <li> <strong>Premium FKM Rubber Material:</strong> Made from Fluoroelastomer (FKM) rubber for exceptional resistance to oils, fuels, solvents, and chemicals — ideal for a wide range of applications.</li> <li> <strong>High Temperature Resistant:</strong> Engineered to withstand extreme heat conditions, ensuring consistent and reliable sealing performance in high-temperature environments.</li> <li> <strong>Effective Leak-Prevention Seal:</strong> Creates a tight, secure seal to prevent leaks and maintain the integrity of plumbing, hydraulic, and mechanical systems.</li> <li> <strong>Precision Standard Sizing:</strong> Precisely manufactured in 13×2.4mm and 15×2.4mm dimensions for broad compatibility with various equipment and machinery.</li> <li> <strong>10-Piece Multi-Pack Value:</strong> Comes with 10 O-rings so you always have replacements on hand for ongoing maintenance and multiple projects.</li> </ul> <h3>Specifications</h3> <table> <tr> <td><strong>Material</strong></td> <td>FKM Rubber (Fluoroelastomer)</td> </tr> <tr> <td><strong>Color</strong></td> <td>Black</td> </tr> <tr> <td><strong>Sizes</strong></td> <td>13×2.4mm &amp; 15×2.4mm</td> </tr> <tr> <td><strong>Quantity</strong></td> <td>10 pieces per pack</td> </tr> <tr> <td><strong>Application</strong></td> <td>Plumbing, hydraulics, automotive, DIY sealing</td> </tr> <tr> <td><strong>Country of Origin</strong></td> <td>Made in Mainland China</td> </tr> </table> <h3>Package Contents</h3> <ul> <li>10 × Black FKM Rubber O-Rings</li> </ul> <h3>Please Note</h3> <ul> <li>Colors may appear slightly different on screen due to monitor brightness and lighting conditions.</li> <li>Please allow for minor measurement deviations due to manual measurement methods.</li> </ul> <h3>Related Products You May Like</h3> <ul> <li><a href="/products/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy">Air Compressor Pressure Gauge 0-10/0-12/0-25 Bar | DIY Tool</a></li> <li><a href="/products/balashov-2500w-handheld-steam-cleaner-kitchen-car-home">BALASHOV 2500W Handheld Steam Cleaner – Kitchen, Car &amp; Home</a></li> <li><a href="/products/garden-pruner-shears-secateurs-bonsai-fruit-trees">Garden Pruner Shears – Secateurs for Bonsai &amp; Fruit Trees</a></li> </ul> <p>Learn more: <a href="https://www.osha.gov/personal-protective-equipment" target="_blank" rel="noopener">OSHA on personal protective equipment</a></p> <h3>Frequently Asked Questions</h3> <h4>Q: What is FKM rubber and why is it used in O-rings?</h4> <p>A: FKM stands for Fluoroelastomer, a high-performance synthetic rubber known for its superior resistance to heat, oil, fuel, and aggressive chemicals. FKM rubber O-rings are widely used in plumbing, automotive, and industrial applications where standard rubber would degrade quickly, making them a reliable long-term sealing solution.</p> <h4>Q: What sizes are included in this FKM O-ring kit?</h4> <p>A: This 10-piece kit includes O-rings in two precision standard sizes: <strong>13×2.4mm</strong> and <strong>15×2.4mm</strong>. These dimensions are compatible with a broad range of plumbing fittings, hydraulic systems, and mechanical assemblies.</p> <h4>Q: Can these O-rings be used in high-temperature environments?</h4> <p>A: Yes. FKM rubber is specif