Nice accessories for safe and efficient operation of pressure cookers and pressure tanks! Structural design. Steam meter is compact and sturdy. The dial is made of highstrength transparent material, which is scratch resistant and wearresistant, with good printing effect, ensuring that the scale is always clear and visible. The scale markings are precise and detailed, the numerical values are easy to read, making it convenient for users to quickly read the data. The outer shell of the watch body is made of polished stainless steel, which has excellent compressive strength and can maintain a stable structure in high temperature and high humidity environments in the kitchen. Size: 3/8inch UNC thread, Dial Size:2inch, Total Length 2.8inch, Height 1.06inch Accessories: 2 pieces of M10 * 16 * 2 silicone gaskets 2 pieces of M10 * 16 * 1 stainless steel gaskets 1 piece of 16 * 3 * 8 silicone gasket 1 piece of M10 opposite side 16mm stainless steel nut Installation steps: 1.Turn the nut under the cover slowly and steadily using a suitable tool. 2.Remove the old pressure canner gauge and washer. 3.Place the silicone gasket, then the stainless steel gasket, finally tighten the nut. Make sure they are properly aligned. 4.Please tighten the replacement nut to prevent water vapor from entering the dial during use. NOTE 1.Before purchasing, please carefully check the suitable pressure canner model or measure the original one to ensure it fits. 3.Ensure that the pressure cooker is not in use during installation 2.Before removing, you can drop a few drops of lubricating oil on the threads of the gauge to make removal easier. 4.The placement order of the two gaskets can be arranged according to the original order. 5.We have conducted appropriate testing and calibration on the pressure gauge, no additional testing is required, and it can be used directly upon receipt.