Feature:1. HIGH NOISE REDUCTION EFFECT: Pneumatic exhaust muffler is mainly used for pneumatic solenoid valve to reduce dynamic noise or purify exhaust and with high noise reduction effect.2. THREAD SIZE AND MAXIMUM PRESSURE: Pneumatic exhaust muffler adopts G3/8in interface thread size and maximum pressure is 1.32Mpa(191psi).3. 10PCS IN KIT: Pneumatic exhaust muffler kit has 10 mufflers which are enough for your daily use. Can be high pressure resistant and using temperature is 0 to 90 or 32 to 194.4. PP MATERIAL: This air exhaust silencer is made of safe PP material, easy to install and maintain, especially where space is limited.5. WIDE APPLICATION: Pneumatic exhaust muffler is applicable for cylinder, solenoid valve, crankcase, gear box, oil tank, pneumatic tools.Specification:Item Type: Pneumatic MufflerMaterial: PPModel: AN30 03Effective Cross Section Area: 60mmSonic Flowing Conductance C: 12dm/(s-bar)Recommended Flowing Rate: 5.0 or less m/min(ANR)Interface Thread: G3/8inSingle Size (Error 5%): Approx. 20 x 58.5mm / 0.8 x 2.3in, Diameter. 20mm / 0.8inMaximum Pressure: 1.32Mpa(191psi)Recommended Pressure: 0-1.0Mpa(0-145psi)Use Temperature: 0-90(32-194)Application: Cylinder, solenoid valve, crankcase, gear box, oil tank, pneumatic tools.Package List:10 x Valve Pneumatic Muffler