【Material]】The fire ring is composed of multi-layer stainless steel and graphite.
【Dimensions】The gasket thickness is 2 mm/0.07 inches. The diameter of the inner circle is 2.52in/64mm, and the center diameter of the two small slots is 3.77/96mm. For details, please refer to the size picture
【Function】Prevent the failure between the gasket layer and the gasket "burst", which is more safe and reliable
【APPLICABLE】Suitable for bolt hardware up to 12mm or 1/2 inch for heavy duty machine construction in extreme environments