169725 Miller style Mig Welding Nozzle

169725 Miller style Nozzle.  This mig welding nozzle fits Miller M25 & M40 mig welding guns.  It is often listed as 169-725, same item.  The 169725 has a 1/2" diameter orifice at the weld surface.  The contact tip sits flush to the edge of the nozzle.  The M25 and M40 mig guns are usually standard on Millermatic 200, 210, 212, 250, 251, 252, 300 and Vintage MIG welders.