David Clark 40493G-01 Dual-Ear Military Aviation Headset | C-17 Use U-174/U connector TECTYL 900 is approved to

TECTYL 900 is approved to Federal Specification MIL-PRF-32033

secure retention

or brush/wipe onto larger surfaces

MS28775-435

David Clark 40493G-01 Dual-Ear Military Aviation Headset | C-17 Use U-174/U connector TECTYL 900 is approved toDavid Clark 40493G 01 Dual Ear Military Aviation Headset C 17 Use The David Clark 40493G 01 is a durable, dual ear aviation headset designed for military aircrew operating in high noise environments such as the C 17 and similar transport aircraft. Dual ear, over the head style with comfort gel ear seals for full noise isolation M 7A amplified electret noise canceling microphone for clear communication 5 ft coiled cord with U 174 U plug and single