H54 - Miller H54 Brass Inlet Nut 5/8-18 RH

Genuine Miller H54 Connection Inlet Nut

Maintain the integrity of your welding equipment's gas delivery system with the Miller H54 Connection Inlet Nut. As a genuine OEM replacement part from Miller Electric, this component is designed to meet the exact specifications required for safe and efficient operation of your welding power sources and wire feeders. In the world of MIG and TIG welding, the shielding gas connection is a critical point of failure; a worn or cracked nut can lead to gas leaks, wasted consumables, and compromised weld quality due to porosity.

The H54 nut typically features a standard 5/8"-18 Right-Hand (RH) Female thread, commonly known in the industry as a "B-size" inert gas fitting. This standard sizing ensures compatibility with a wide range of gas nipples and inlet stems used on Miller equipment. Constructed from high-quality brass, this nut offers excellent durability and resistance to galling, ensuring that threads remain clean and functional even after repeated tightening and loosening cycles during maintenance or setup changes.

Whether you are repairing a damaged gas inlet on a shop floor machine or replacing a lost component on a portable rig, using genuine Miller parts guarantees fitment and performance. This nut is essential for securing the gas hose or regulator connection to the machine's solenoid or back panel inlet. Don't risk leaks with inferior generic fittings; trust the precision engineering of Miller Electric to keep your shielding gas flowing smoothly.

Key Applications

• Securing gas supply hoses to welding machine inlets.
• Replacement of stripped or rounded nuts on gas connections.
• General repair of inert gas plumbing on industrial welding equipment.