169726 Miller style Nozzle for Miller M25 and M40 mig welding guns. The 169726 is often listed as 169-726, it is the same nozzle. It has a 5/8" diameter orifice at the weld surface. The contact tip sits flush to the edge of the opening. The M25 and M40 mig guns are usually standard on Millermatic 200, 210, 212, 250, 251, 252, 300 and Vintage MIG welders.
