Instrument Specialties Company
Named as the FAA publishes it on its approvals.
Approved to make 7 classes of equipment. FAA spelling: Instrument Specialties Company.
Equipment approvals technical standard order authorisations
2016-08-18TSO-C55 · FUEL AND OIL QUANTITY INSTRUMENTS (RECIPROCATING ENGINE AIRCRAFT) · Fuel Quantity Indicator · engine
2015-01-08TSO-C49b · ELECTRIC TACHOMETER: MAGNETIC DRAG (INDICATOR AND GENERATOR) · Single Channel Tachometer, Dual Channel Tachometer, Triple Channel Tachometer · instruments and avionics
2012-06-21TSO-C47a · FUEL, OIL, AND HYDRAULIC PRESSURE INSTRUMENTS · Engine Gage Unit, Triple Oil Temperature Indicator · engine
2012-06-21TSO-C43c · TEMPERATURE INSTRUMENTS · Engine Gage Unit, Triple Oil Temperature Indicator · engine
2000-03-27TSO-C47 · Pressure Instruments - Fuel, Oil, And Hydraulic · * · heating, ice protection and utility systems
2000-03-27TSO-C49A · Electric Tachometer: Magnetic Drag (For Air Carrier Aircraft) · Monopole Generator Indicator, * · instruments and avionics
2000-03-27TSO-C43 · Temperature Indicators · *, * · other and general
Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.