Acss
Named as the FAA publishes it on its approvals.
Approved to make 8 classes of equipment. FAA spelling: ACSS.
Equipment approvals technical standard order authorisations
2006-02-22TSO-C119B · TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM (TCAS) AIRBORNE EQUIPMENT, TCAS II · TCAS II Computer Unit, TCAS II Computer Unit, Aircraft Personality Module (APM) · instruments and avionics
2005-01-12TSO-C112 · AIR TRAFFIC CONTROL RADAR BEACON SYSTEM/MODE SELECT (ATCRBS/MODE S) AIRBORNE EQUIPMENT · TCAS/Mode S Control Panel, TCAS/Mode S Control Panel, TCAS/Mode S Control Panel · instruments and avionics
2004-08-23TSO-C8c · Vertical Velocity Instruments (Rate-of-Climb) · Indicator-Vertical Speed Traffic and Resolution Advisories (VSI/TRA),... · instruments and avionics
2004-08-23TSO-C119A · Traffic Alert and Collision Avoidance System (TCAS) Airborne Equipment, TCAS II · TCAS II Computer Unit, TCAS II Computer Unit, TCAS II Computer Unit · instruments and avionics
2003-06-23TSO-C151B · Terrain Awareness And Warning System · Aircraft Personality Module (APM), Aircraft Specific Database (King Air... · instruments and avionics
2003-06-23TSO-C129A · Airborne Supplemental Navigation Equipment Using The Global Positioning System (Gps) · Aircraft Personality Module (APM), Aircraft Specific Database (King Air... · instruments and avionics
2003-05-01TSO-C118 · Traffic Alert And Collision Avoidance System (Tcas) Airborne Equipment, Tcas I · TCAS 1500 Computer Unit, TCAS 1500 Computer Unit · instruments and avionics
2003-05-01TSO-C151A · Terrain Awareness And Warning System · Aircraft Personality Module (APM), 4MCU T2CAS LRU With aircraft specific... · 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.