Beast Grade M14 Copper Washers Hella Tough Metric Flat Gasket Seal Crush Ring Hardware No Sweat Leak Resistance For Hydraulic Fitting Bolt Nut Auto Marine Vibration Dampening Wrench Ready Replacement Parts

Heavy Duty M14 Copper Gasket Seals for Engine Sump Bolts
✔️ Bore 14mm Diameter 20mm Thickness 1mm Pack 40 Crush Seal Gaskets

This pack of forty flat copper washers acts as a heavy duty compression seal for hydraulic lines and engine sump plugs. Mechanics grab these crush rings when they need leak proof connections under high vibration or intense heat cycles. You slide them onto the stud before torquing the nut, and the soft metal deforms instantly to fill microscopic gaps along the flange face.

✅ Inner bore measures 14 mm matching 0.55 Inch bolt shafts exactly
✅ Outer rim spans 20 mm while the 0.79 Inch width covers standard flanges
✅ Uniform 1 mm thickness delivers reliable crush pressure at 0.04 Inch depth
✅ Pure ninety nine point nine percent copper blocks corrosion fast

💡 Are crush style copper rings worth swapping out for standard steel gaskets on wet engines
Plenty of wrenches swap to these soft metal discs because they work super handy around stubborn flare nuts.
- Compresses smoothly into threaded holes to choke off oil drips before they drip on hot exhaust parts
- Stays non magnetic so your diagnostic scanners never throw random error codes during a test drive
- Absorbs road shake way better than hard plastic alternatives sitting under the dash
- Cheap pocket change upfront saves you from hauling a salvage yard rig home with leaked valves tomorrow

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