INDIAN TECHNICAL STANDARD ORDERS
(Last updated on : November 19, 2015 )

ITSO C30c - Aircraft Position Lights
ITSO C7d - Direction Instrument, Magnetic Non-Stabilized Type (Magnetic Compass)
ITSO C153 - Integrated Modular Avionics Hardware Elements
ITSO C113a - Airborne Multipurpose Electronic Displays
ITSO C123b - Cockpit Voice Recorder Equipment
ITSO C62e - Aircraft Tyres
ITSO C 76a - Fuel Drain Valves
ITSO-C26d - Aircraft Wheels, Brakes and Wheel/Brake Assemblies for FAR Parts 23, 27 and 29 Aircraft
ITSO-C43c - Temperature Instruments  

ITSO-C173a - Nickel Cadmium and Lead Acid Batteries

ITSO-C70a - Liferafts