More IEC standard pdf
IEC 60169-26 Ed. 1.0 b:1993
Radio-frequency connectors - Part 26: R.F. coaxial connectors with screw coupling - Characteristic impedance 50 ohms - Frequency range 0 to 18 GHz (type TNC 18GHz)
$22.00 $44.00
IEC 61500 Ed. 1.0 b:1996
Nuclear power plants - Instrumentation and control systems important to safety - Functional requirements for multiplexed data transmission
$53.00 $107.00
IEC 60169-9 Amd.1 Ed. 1.0 b:1996
Amendment 1 - Radio-frequency connectors. Part 9: R.F. coaxial connectors with inner diameter of outer conductor 3 mm (0.12 in) with screw coupling - Characteristic impedance 50 ohms (Type SMC)
$95.00 $190.00
IEC 61857-21 Ed. 2.0 b:2004
Electrical insulation systems - Procedures for thermal evaluation - Part 21: Specific requirements for general-purpose models - Wire-wound applications
$33.00 $66.00