<h2>10-Pack Black FKM Rubber O-Rings – High-Temperature Sealing Gaskets</h2> <p>Keep your plumbing, hydraulic, and mechanical systems leak-free with these premium <strong>black FKM rubber O-rings</strong>. Engineered from durable Fluoroelastomer (FKM) rubber, these sealing gaskets deliver outstanding resistance to extreme heat, oils, fuels, and chemicals — making them a dependable choice for demanding DIY and professional applications alike.</p> <p>Made in Mainland China.</p> <h3>Key Features</h3> <ul> <li> <strong>Premium FKM Rubber Material:</strong> Fluoroelastomer construction offers superior resistance to oils, fuels, and a wide range of chemicals, ensuring long-lasting performance.</li> <li> <strong>High-Temperature Resistance:</strong> Withstands extreme heat conditions, maintaining reliable sealing integrity even in high-temperature environments.</li> <li> <strong>Effective Leak Prevention:</strong> Creates a tight, consistent seal to prevent fluid and gas leaks and maintain system pressure.</li> <li> <strong>Precise Standard Dimensions:</strong> Available in 13×2.4 mm and 15×2.4 mm sizes for broad compatibility with common plumbing, automotive, and machinery fittings.</li> <li> <strong>Multi-Pack Value:</strong> Comes in a convenient pack of 10 pieces — ideal for ongoing maintenance, repairs, and replacement needs across multiple projects.</li> <li> <strong>Versatile Use:</strong> Suitable for plumbing fixtures, hydraulic systems, fuel systems, industrial machinery, and DIY home repair projects.</li> </ul> <h3>Specifications</h3> <table> <tbody> <tr> <td><strong>Material</strong></td> <td>FKM (Fluoroelastomer) Rubber</td> </tr> <tr> <td><strong>Color</strong></td> <td>Black</td> </tr> <tr> <td><strong>Sizes</strong></td> <td>13×2.4 mm &amp; 15×2.4 mm</td> </tr> <tr> <td><strong>Quantity</strong></td> <td>10 Pieces</td> </tr> <tr> <td><strong>Type</strong></td> <td>Combination / Assortment</td> </tr> <tr> <td><strong>Origin</strong></td> <td>Made in Mainland China</td> </tr> </tbody> </table> <h3>Package Contents</h3> <ul> <li>10 × FKM Rubber O-Rings (Black)</li> </ul> <h3>Notes</h3> <ul> <li>Actual color may vary slightly from images due to monitor brightness and lighting conditions.</li> <li>Please allow minor measurement deviations of ±0.1–0.2 mm due to manual measurement.</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 does FKM stand for, and why is it better than standard rubber O-rings?</h4> <p>A: FKM stands for Fluoroelastomer rubber. Compared to standard EPDM or NBR rubber O-rings, FKM offers significantly higher resistance to extreme heat, oils, hydraulic fluids, fuels, and aggressive chemicals — making these black FKM rubber O-rings an ideal sealing solution for demanding applications where standard rubber would degrade quickly.</p> <h4>Q: What sizes are included in this 10-pack of O-rings?</h4> <p>A: This assortment kit includes FKM rubber O-rings in two standard sizes: 13×2.4 mm and 15×2.4 mm. These dimensions are compatible with a wide range of common plumbing fittings, hydraulic connectors, and mechanical equipment requiring a reliable gasket seal.</p> <h4>Q: What applications are these FKM O-ring gaskets suitable for?</h4> <p>A: These high-temperature resistant FKM O-ring sealing gaskets are