Lincoln Magnum PRO Nozzle 550A, Thread-on, Recess, 1/2 in (12.7 mm) ID 25/pack KP2743-1-50R-B25 Lincoln ER Optional AC Auto Balance® functionality

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

Orderable SKU: 9SM19076-4

030 in wire reduces distortion and cracking

compatibility with all 42VAC wire feeders

100% CO2|Mixed Shielding Gas

Lincoln Magnum PRO Nozzle 550A, Thread-on, Recess, 1/2 in (12.7 mm) ID 25/pack KP2743-1-50R-B25 Lincoln ER Optional AC Auto Balance® functionalityLincoln 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