David Clark 12409G-89 Single-Ear Headband Assembly Replacement Retired a 1” wider leg opening

a 1” wider leg opening

low-friction movement over floorboards

40897G-01 (Part Number 40623G-30) is a precision-engineered OEM component used to maintain mechanical alignment and internal pressure in headset assemblies

Passive design — no power or batteries required

or expand B4

David Clark 12409G-89 Single-Ear Headband Assembly Replacement Retired a 1” wider leg openingDavid Clark 12409G 89 Single Ear Headband Assembly Replacement The David Clark 12409G 89 is an original replacement single ear headband assembly designed for compatible David Clark aviation headsets. Ideal for restoring a secure, balanced fit, this part helps maintain headset comfort and functionality over time. OEM single ear headband assembly for select David Clark headsets Restores proper headset fit and tension for stable, comfortable wear