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The ITW Bernard 4986 is a MIG gun adapter kit with a control plug designed to interface Miller or Bernard welding guns with Lincoln Electric LN-7 and LN-7 GMA semiautomatic wire feeders. It serves as a mechanical and electrical bridge, allowing the use of Miller-style gun configurations on Lincoln wire feeding platforms.
Features
Cross-brand hardware bridge for Miller/Bernard guns and Lincoln LN-7 feeders
Integrated internal O-ring sealed gas pass-through for shielding gas delivery
Micro-polished internal bore to minimize friction coefficients
Dedicated control plug matching LN-7 trigger circuits
Dielectric insulation sleeve to prevent high-amperage shorting to feeder chassis
High-conductivity brass body for structural heat dispersal
Plug-and-play control integration without manual wire splicing or crimping
