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| techtalk:ref:wheels07 [2025/10/14 23:56] – [Flared Fitting Gasket] hippysmack | techtalk:ref:wheels07 [2025/10/15 14:22] (current) – [Flared Fitting Gasket] hippysmack | ||
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| ====== Flare Fitting Seat Repair ====== | ====== Flare Fitting Seat Repair ====== | ||
| ===== Flared Fitting Gasket ===== | ===== Flared Fitting Gasket ===== | ||
| - | A flare gasket is used to prevent leaks from temperature fluctuations and vibration that can loosen flared tube fittings. In general, you should match your gasket material to your fitting material. But, if you have a brass fitting, you can use a copper gasket. Gaskets without a coating are best for fittings that are exposed to harsh chemicals, such as antifreeze, which can dissolve the threadlocker coating. Threadlocker-coated gaskets offer a more secure hold than uncoated gaskets, so they’re best for areas with high vibration. ((https:// | + | A flare fitting |
| + | It installs over the flared " | ||
| + | Flare fitting gaskets are available in both 37° and 45° angles, various materials, various tube sizes and from various manufacturers and suppliers. \\ | ||
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| + | These are not actually designed to repair damaged flare seats but have been used for that application on motorcycles as well as cars and trucks. \\ | ||
| + | It is also not meant to refurbish a leaky or damaged flared tubing end. \\ | ||
| + | With brake lines having double flares, it is bettter to cut off the damaged or stressed flared tubing end and re-flare the tube. \\ | ||
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| + | In general, you should match your gasket material to your fitting material. But, if you have a brass fitting, you can use a copper gasket. Gaskets without a coating are best for fittings that are exposed to harsh chemicals, such as antifreeze, which can dissolve the threadlocker coating. Threadlocker-coated gaskets offer a more secure hold than uncoated gaskets, so they’re best for areas with high vibration. ((https:// | ||
| A Parker brass 45° flared fitting gasket is basically an uncoated flared brass washer. Suitable for use in air, water, and oil applications. \\ | A Parker brass 45° flared fitting gasket is basically an uncoated flared brass washer. Suitable for use in air, water, and oil applications. \\ | ||
| The 1974-1977 pie caliper below has a damaged flare seat that was repaired using a 3/16" flare gasket. \\ | The 1974-1977 pie caliper below has a damaged flare seat that was repaired using a 3/16" flare gasket. \\ | ||
| - | So if the flared seat is damaged and leaking and before trashing the caliper, there' | + | So if the flared seat is damaged and leaking and before trashing the caliper, there' |
| Just drop it down (big end) over the existing flare and install the flared tubing and threaded nut as usual. \\ | Just drop it down (big end) over the existing flare and install the flared tubing and threaded nut as usual. \\ | ||
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