The David Clark C31-12 Extension Cord (22397G-03) is a 12-foot straight extension lead designed for David Clark Series 3000 ground support headset systems
The B7 Flight-Echo easily carries one or two aviation headsets
From -80 degrees F to over 450 degrees F
Weight: Less than 4 ounces
Excellent for quick-turns when a pilot wants to make his aircraft presentable between wet wash jobs
Cad Plated Hex Head Bolt, Undrilled Shank | AN4-62A Prep Polish The David Clark C31-12 ExtensionBolt: Eye,Shldr,Steel, Undrilled Shank 1Pk AN4 62A AN3 AN8 cadmium plated steel bolts (drilled and undrilled). CADMIUM PLATED BOLTS CONFORM TO QQ P 416; CORROSIONRESISTANT STEEL BOLT CONFORMS TO MIL B 6812. Available with or without single hole through shank and or single hole through head. Part numbers as shown are for drilled shanks (e. g., AN3 3); for undrilled shanks, add ''A'' at the end of the part number (e. g., AN3 3A); for drilled heads,