Features PP MATERIAL: This air exhaust silencer is made of safe PP material, easy to install and maintain, especially where space is limited. 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. THREAD SIZE AND MAXIMUM PRESSURE: Pneumatic exhaust muffler adopts G3/8in interface thread size and maximum pressure is 1.32Mpa(191psi). 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℉. WIDELY USED: Pneumatic exhaust muffler is applicable for cylinder, solenoid valve, crankcase, gear box, oil tank, pneumatic tools. Specification: Item Type: Pneumatic Muffler Material: PP Model: AN30 03 Effective Cross Section Area: 60mm² Sonic Flowing Conductance C: 12dm³/(s-bar) Recommended Flowing Rate: 5.0 or less m³/min(ANR) Interface Thread: G3/8in Single Size (Error 5%): Approx. 20 x 58.5mm / 0.8 x 2.3in, Diameter. 20mm / 0.8in Maximum 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 Package List 10 x Valve Pneumatic Muffler