Lincoln Magnum PRO Nozzle 550A, Thread-on, Recess, 1/2 in (12.7 mm) ID 25/pack KP2743-1-50R-B25 Lincoln ER compatibility with all 42VAC wire

compatibility with all 42VAC wire feeders

Optional AC Auto Balance® functionality providing automatic optimization of cleaning and penetration on aluminum

100% CO2|Mixed Shielding Gas

030 in wire reduces distortion and cracking

Orderable SKU: 9SM19076-4

Lincoln Magnum PRO Nozzle 550A, Thread-on, Recess, 1/2 in (12.7 mm) ID 25/pack KP2743-1-50R-B25 Lincoln ER compatibility with all 42VAC wireLincoln Magnum PRO Nozzle 550A, Thread on, Recess, 1 2 in (12. 7 mm) ID 25 pack KP2743 1 50R B25 Magnum PRO 550A Gas Nozzles provide premium expendable performance and keep the front of the welding gun cool after repeated use. Used with Magnum PRO 550A Contact Tips and Diffusers to provide any configuration for your application! Features Spatter Resistant Nickel Plated to minimize spatter adhesion Easy To Unscrew Coarse threads to prevent seizing