Standard Valve Core Product Type Core Valve Mounting Type Not Applicable Valve Stem Angle 180 Degrees Valve Shape Straight Valve Size Standard Bore Thread Size 0.206-36 Compatible Vehicle Type Buses Trucks Minimum Operating Air Pressure 0 psi Maximum Operating Air Pressure 200 psi Color Brass Overall Length 1 1/8 in Overall Diameter 13/16 in Material Brass Maximum Operating Temperature 225 Degrees F Minimum Operating Temperature -40 Degrees F Standards ll-V-25 TR C-1