International Model 250 Series C Loaders & TD-20 Series C Crawler Tractor Manual NON-VOC-Compliant2 clear voice transmission ideal for

clear voice transmission ideal for aviation communications

such as broaching and gear cutting on the toughest metals

High-performance noise-canceling electret microphone

The Telex Push-To-Talk (PTT) Switch (PN 54591-001) is an authentic replacement component specifically designed for Telex 38T handheld aviation microphones

International Model 250 Series C Loaders & TD-20 Series C Crawler Tractor Manual NON-VOC-Compliant2 clear voice transmission ideal forCondition: Used International Harvestor Company Service Manual International Hough Construction Equipment Model 250 Series C Loaders and TD 20 Series C Crawler Tractor Chassis Form Iss 1523 Printed in. the USA, January, 1970