ASP - 10-A Muffler, Air Inlet Size 1 1/4 in, Air Inlet Type NPT, Maximum Flow Rate 154 scfm, Filter Element Material Bronze, Maximum Operating Pressure 300 psi, Minimum Operating Temperature 35 Degrees F, Maximum Operating Temperature 300 Degrees F, Filter Rating 40 micron, Noise Reduction Rating 105 dB, Fitting Material Steel, Air Outlet Size 1 1/4 in, Air Outlet Type NPT, Body Material Bronze, For Fluid Type Compressed Air, Inert Gas, Material Filtered Oil, Minimum Flow Rate 0 scfm