74169 Military Windscreen for 1/4" Diameter Mics - Gray Inside Diameter: 0.220" (5.6 mm) Inside Depth: 1.000" (25.4 mm) Overall Height: 1.430" (36 mm) Overall Diameter: 0.80" (20 mm) Packaging: Bulk Only Material: High Density, Military Grade S80 Foam Includes Carnauba water wicking treatment Military Headset - High Density This windscreen offers up to 20db of wind noise protection, depending the microphone being used, with virtually no affect on the microphone frequency response. Telex 850 Headsets, Airman 750, Bose A20, Fits many Military, Commercial Aircraft, Sportscaster and Police style headset microphones with up to a .375" outside diameter. Military use for H-374/VRC Product Improved Combat Vehicular Crewman (PI CVC) Headset. This windscreen is treated with a proprietary water repellent / wicking treatment that meets Military requirement standards. Including, the 100 hour float test and 24 hour 4 gram maximum water absorption test. Minimum acoustical performance of 100hz. to 20kHz. FSC Code; 5956, National Part Number; NSN 5965-01-411-1856. Also fits Bose A20 and "X" Aviation Headsets, Telex Airman 750 and 850 Headsets, part numbers 800456-001, 800456-019. Also fits most podium and headset style microphones with up to a .375" outside diameter. *
