Concerns miniature connectors for use with r.f. cables both semi-rigid and flexible, where dielectric filled interface is required for severe environmental exposure. Explains the type designation and specifies ratings, preferred climatic categories, and
IEC 60169-17:1980 history
1993IEC 60169-17:1980/AMD1:1993 Radio-frequency connectors; part 17: R.F. coaxial connectors with inner diameter of outer conductor 6,5 mm (0,256 in) with screw coupling; characteristic impedance 50 ohms (type TNC); amendment 1
1980IEC 60169-17:1980 Radio-frequency connectors. Part 17 : R.F. coaxial connectors with inner diameter of outer conductor 6.5mm(0.256 in) with screw coupling - Characteristic impedance 50 Ohms (Type TNC)