Who holds what · as the FAA records the name

Sfim

Named as the FAA publishes it on its approvals.

Approved to make 7 classes of equipment. FAA spelling: SFIM.

Equipment approvals technical standard order authorisations

2000-07-03TSO-C5E · DIRECTION INSTRUMENT, NON-MAGNETIC (GYROSCOPICALLY STABILIZED) · *, *, * · instruments and avionics

2000-07-03TSO-C4C · BANK AND PITCH INSTRUMENTS · *, *, * · other and general

2000-07-03TSO-C3D · TURN AND SLIP INSTRUMENT · *, *, * · instruments and avionics

2000-07-03TSO-C6D · DIRECTION INSTRUMENT, MAGNETIC (GYROSCOPICALLY STABILIZED) · *, *, * · instruments and avionics

TSO-C9C · Automatic Pilots · *, *, * · other and general

TSO-C124 · Flight Data Recorder Systems · *, *, * · other and general

TSO-C6C · Direction Instrument, Magnetic (Gyroscopically Stabilized) · *, *, * · instruments and avionics

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.