# STCs that may be installed: N87RT A list on [N87RT](https://openairdocs.org/aircraft/N87RT.md). Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest. Page 1 of 5 · 230 STCs - [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D.md): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision. · Rockwell Collins Inc - [STC ST12461IB](https://openairdocs.org/stc/ST12461IB.md): Installation of Cockpit Voice Recorder with optional RIPS Upgrade · Mid- Canada Mod Center - [STC SA2622NM](https://openairdocs.org/stc/SA2622NM.md): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101) · Precise Flight Inc. - [STC ST11216DS](https://openairdocs.org/stc/ST11216DS.md): Installation of automatic dependent surveillance-broadcast (ADS-B) out on Part 25 aircraft · BHE & Associates Ltd. - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT.md): Installation of an Avionica, Inc. avCM Cellular Module · Aircraft Systems and Manufacturing Inc. - [STC ST02472AT](https://openairdocs.org/stc/ST02472AT.md): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII · Aircraft Systems and Manufacturing Inc. - [STC ST01936WI](https://openairdocs.org/stc/ST01936WI.md): Installation of LED lights · AeroLED's Holdings LLC - [STC ST03424CH](https://openairdocs.org/stc/ST03424CH.md): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders · CMD Flight Solutions LLC - [STC ST04575AT](https://openairdocs.org/stc/ST04575AT.md): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering · Chippewa Aerospace Inc. - [STC ST02004WI](https://openairdocs.org/stc/ST02004WI.md): Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI) · Peregrine - [STC ST01930LA](https://openairdocs.org/stc/ST01930LA.md): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI) · Sandel Avionics LLC - [STC ST04177AT](https://openairdocs.org/stc/ST04177AT.md): Installation of a Talon Aerospace LED Replacement General Purpose Lamps · Aaxico Technical Services Inc. - [STC SA1223CE](https://openairdocs.org/stc/SA1223CE.md): Install King KFC-300 dual flight director flight control system(Category I configuration). · Honeywell International Inc - [STC SA1224CE](https://openairdocs.org/stc/SA1224CE.md): Installation of King KFC-300 dual flight director flight control system (Category II configuration). · Honeywell International Inc - [STC ST02635LA](https://openairdocs.org/stc/ST02635LA.md): Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC - [STC ST00652SE](https://openairdocs.org/stc/ST00652SE.md): Installation of emergency medical stretcher and base, oxygen and electrical systems. · LifePort LLC - [STC ST04340NY](https://openairdocs.org/stc/ST04340NY.md): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0 · Scandinavian Avionics Design ApS - [STC ST00835DE](https://openairdocs.org/stc/ST00835DE.md): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and In functionality using the Garmin GTX 335R and GTX 345R Transponders plus qualified position sensor · Peregrine - [STC ST02395CH](https://openairdocs.org/stc/ST02395CH.md): Install air ambulance conversion. · Spectrum Aeromed LLC dba Spectrum Aeromed - [STC ST02636LA](https://openairdocs.org/stc/ST02636LA.md): Modification to upgrade the existing XS-950 Mode S Transponder system to add ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC - [STC ST00373BO](https://openairdocs.org/stc/ST00373BO.md): Installation of Rockwell Collins TDR-94D Transponders with ADS-B Out · Pro Star Aviation, LLC - [STC SA2217SW](https://openairdocs.org/stc/SA2217SW.md): Installation of Collins Dual FD-109 Y and Z Flight Directors and associated sensors for Category II operation · Textron Aviation Inc - [STC SA2218SW](https://openairdocs.org/stc/SA2218SW.md): Installation of single Collins NCS-31 Area Navigation System with mechanical back-up controls · Textron Aviation Inc - [STC SA2219SW](https://openairdocs.org/stc/SA2219SW.md): Installation of Intercontinental Dynamics Corporation Servo/Pneumatic, Pneumatic, Flight Instruments · Textron Aviation Inc - [STC SA2221SW](https://openairdocs.org/stc/SA2221SW.md): Revision of existing Inverter Control System · Textron Aviation Inc - [STC SA2222SW](https://openairdocs.org/stc/SA2222SW.md): Installation of additional nose cone mounted landing lights · Textron Aviation Inc - [STC SA2223SW](https://openairdocs.org/stc/SA2223SW.md): Installation of wing inspection lights · Textron Aviation Inc - [STC SA2224SW](https://openairdocs.org/stc/SA2224SW.md): Installation of Long Range/RNAV System · Textron Aviation Inc - [STC SA2227SW](https://openairdocs.org/stc/SA2227SW.md): Installation of Canadian Marconi CMA-730 Engine and Fuel Quantity Instrumentation · Textron Aviation Inc - [STC SA2228SW](https://openairdocs.org/stc/SA2228SW.md): Installation of Fairchild Flight Data Recorder and Collins Cockpit Voice Recorder · Textron Aviation Inc - [STC SA2301SW](https://openairdocs.org/stc/SA2301SW.md): Modification of Dassault installed main cabin door counterbalance system · Textron Aviation Inc - [STC ST02632LA](https://openairdocs.org/stc/ST02632LA.md): Modification to replace the existing Mode S Transponder system with ACSS NXT-700 Mode S Transponder with ADS-B Out and optionally install ACSS NXG-900 GPS as a position source for ADS-B Out · Aviation Communications and Surveillance Systems - [STC ST02609LA](https://openairdocs.org/stc/ST02609LA.md): Modification to replace the existing Mode S Transponder system with ACSS NXT-700 Mode S Transponder with ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC - [STC SA2225SW](https://openairdocs.org/stc/SA2225SW.md): Passenger compartment interior. · Textron Aviation Inc - [STC SA2226SW](https://openairdocs.org/stc/SA2226SW.md): Pressurization of nose cone to improve avionics reliability. · Textron Aviation Inc - [STC SA3650SW](https://openairdocs.org/stc/SA3650SW.md): Installation of No. 2 Global GNS-500A, Series 4, VLF/Omega Navigation System. · Textron Aviation Inc - [STC SA3651SW](https://openairdocs.org/stc/SA3651SW.md): Installation of Lockheed flight data recorder, Model 650/1/14040/001. · Textron Aviation Inc - [STC ST03776NY](https://openairdocs.org/stc/ST03776NY.md): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II) · Scandinavian Avionics Design ApS - [STC ST04273AT](https://openairdocs.org/stc/ST04273AT.md): Replace Original Main Battery Connector with Concorde Connector, Part Number 4000 · Concorde Battery Corporation - [STC ST00881WI-D](https://openairdocs.org/stc/ST00881WI-D.md): Modification of a TCAS II system installation to Change 7.0 or Change 7.1 · Rockwell Collins Inc - [STC ST00800DE](https://openairdocs.org/stc/ST00800DE.md): Modification of a TCAS II system installation to Change 7.1 · West Star Aviation Inc - [STC ST00774LA](https://openairdocs.org/stc/ST00774LA.md): Installation of Two Concorde Battery Model No. RG-390E Batteries. · Concorde Battery Corporation - [STC ST01474WI-D](https://openairdocs.org/stc/ST01474WI-D.md): Modication of a Rockwell Collins Weather Radar System installation. · Rockwell Collins Inc - [STC SA2846WE](https://openairdocs.org/stc/SA2846WE.md): Installation of Hoskins Pulstar Twilight Supplemental Lighting System in accordance with FAA sealed Hoskins Top Drawing No. 10-202864. · BF Goodrich Aerospace - [STC ST01202WI-D](https://openairdocs.org/stc/ST01202WI-D.md): Modification of an existing FAA approved Collins TPR-720, TPR-900 or TPR-901 Mode S transponder installation in Part 25 Aircraft using Collins Drawing Index as listed on AML No. ST01202WI-D, latest FAA approved revision. · Rockwell Collins Inc - [STC ST00673WI-D](https://openairdocs.org/stc/ST00673WI-D.md): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation. · Rockwell Collins Inc - [STC ST00682WI-D](https://openairdocs.org/stc/ST00682WI-D.md): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation in accordance with Collins Installation Instructions as listed on AML No. ST00682WI-D, Revision -, or later FAA approved revisions. · Rockwell Collins Inc - [STC ST00632WI-D](https://openairdocs.org/stc/ST00632WI-D.md): Installation of an Allied Signal MK VI GPWS System. · Duncan Aviation Inc - [STC ST01131WI-D](https://openairdocs.org/stc/ST01131WI-D.md): Installation of Honeywell MK-VIII Enhanced Ground Proximity Warning System (EGPWS). · Duncan Aviation Inc - [STC ST02760CH](https://openairdocs.org/stc/ST02760CH.md): Installation of a single Universal Avionics Systems Corporation UNS-1Lw Flight Management System and an LP/LPV Monitor · Elliott Aviation Technical Products Next page: https://openairdocs.org/aircraft/N87RT/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model FROM ( SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '2730101' UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '29091') GROUP BY stc_number ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number) ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/aircraft/N87RT/stcs --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.