Air Hose Hose Inside Dia 1/2 in Hose Outside Dia 7/8 in Hose Length 25 ft Hose Color Yellow Hose Tube Material Nitrile Hose Cover Material Nitrile Max Working Pressure @ 70 F 300 psi Temp Range -20 Degrees to 190 Degrees F Standards RMA Class A Safety Factor 4 1 Hose Fitting A Material Brass Hose Fitting B Material Brass Hose Fitting A Type MNPT Hose Fitting B Type MNPT Hose Fitting A Size 1/2 in Hose Fitting B Size 1/2 in Hose Configuration Coupled Assembly