Male Thread x Pitch: Metric M16x1.5

Barb Outside Diameter (OD): 16mm(5/8")

Material: Brass

Please check out the listing picture and size chart below for additional measurements.
All measurements are in milimeters (mm) at the indicated position (allow some +/- measurement error). All inch conversions (1 inch=25.4mm) are approximate to their close fraction number.
Please note normally you would want the hose inside diameter to be
slightly smaller than the fitting barb in order to grip tight.