Home Avionics 40623G-86 SPRING ASSY 40878G-04 40623G-86 SPRING ASSY 40878G-04 40623G86 SKU: 40623G-86 Categories: Avionics, Avionics & Instruments, David Clark, Headset Accesories, Pilot Supplies Tags: 40878G-04, Spring Assy