David Clark Moisture Barrier Replacement Part | 14378P-03

The David Clark Moisture Barrier (14378P-03) is an OEM replacement component designed to help reduce moisture exposure inside compatible David Clark aviation headset assemblies. Ideal for restoring comfort and internal protection, this lightweight part supports long-term headset performance by acting as a barrier against sweat and humidity buildup.

• OEM David Clark replacement part for dependable fit and function
• Helps protect internal headset components from moisture exposure
• Supports comfort and durability during long flights and high-use conditions
• Perfect for headset maintenance, refurbishment, or worn part replacement
• Lightweight, compact part for easy handling and installation

Keep your gear performing at its best with the David Clark 14378P-03 Moisture Barrier. This genuine replacement part is made to help minimize moisture-related wear caused by sweat, humidity, and daily cockpit use. Replacing worn or damaged barriers can support long-term headset reliability and help protect sensitive internal components. Whether you're maintaining a trusted David Clark headset or updating a headset assembly for improved comfort, this moisture barrier is a smart, low-cost part to keep on hand.

• Manufacturer: David Clark Company
• Part Number: 14378P-03
• Product Type: Moisture Barrier (Replacement Part)
• Unit of Sale: Sold individually (Qty 1)
• Approx. Shipping Weight: 0.1 lb
• Country of Origin: USA
• ECCN: EAR99
• Compatibility: For use with compatible David Clark headset assemblies