David Clark Push-to-Talk (PTT) Switch NX321005B | 09851P-37 satellite phone input Behind-the-head dual-ear style fits comfortably

Behind-the-head dual-ear style fits comfortably with hard hats and helmets

GoPro camera and black thumb screw not included with purchase

and conditions skin Rinse Characteristics Residue‑free Container Size 1 Gallon jug Packaging Options Single gallon or case of 6 Typical Uses Restrooms

fatigue-free communication on every flight

David Clark Push-to-Talk (PTT) Switch NX321005B | 09851P-37 satellite phone input Behind-the-head dual-ear style fits comfortablyDavid Clark PTT Switch NX321005B 09851P 37 The David Clark NX321005B 09851P 37 Push to Talk (PTT) Switch is a genuine replacement component engineered for aviation headset and communications systems. OEM David Clark spare part delivering reliable PTT performance in headset systems. Rugged push to talk switch design built to withstand high noise cockpit and ground crew environments. Compact, lightweight construction simplifies installation and