MEC 304W Brass Powder Washer - Reloading Press Replacement Part

The MEC 304W Brass Powder Washer is a factory replacement part designed for MEC reloading presses. This small but essential component forms the seal around the charge bar, helping prevent powder leakage and ensuring consistent, clean powder drops during the reloading cycle.

Machined from quality brass, the washer delivers the wear resistance and dimensional stability needed to handle repeated cycling on the loading bench. Its 12mm (M12) footprint and on-size fit make it a true drop-in replacement that keeps your press performing the way MEC intended.

Whether you are replacing a worn original or simply keeping a spare on hand for routine press maintenance, the MEC 304W is the genuine factory part trusted by reloaders running MEC reloading presses. It is an inexpensive insurance item for any MEC-equipped loading bench.

Key Features:

• Genuine MEC replacement part (Mayville Engineering Co.)
• Brass construction for durability and wear resistance
• Seals around the charge bar to prevent powder leakage
• 12mm / M12 on-size fit
• Sold individually (1 per pack)