# STC ST00124MC - Type: Supplemental type certificate - Status: Current, Issued - Holder: L-3 Communications Integrated Systems LP, United States - Description: Installation of four ARC-210 RT-1990(C) radios as safe carriage - Applied: June 26, 2014 - Status date: March 9, 2015 - Product: Aircraft, Large Airplane - Certification basis: Part 21 - Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM) - Certificate PDF: https://openairdocs.org/files/sha256/e9/14/e9146cd4f66b86a0326a156d939ab782ddc810681c9a834b75557a5ebddb7e74 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BB57F18DC0A4FF7386257F390064CBC0.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/ST00124MC ## ADs that name it (0) None. ## Approved models (1) - The Boeing Company 757-200 Series ([TCDS A2NM](https://openairdocs.org/tcds/A2NM)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST00124MC This certificate issued to: L-3 Communications Integrated Systems, L.P. 10001 Jack Finney Bivd. Greenville, TX 75402 Part 25 of the Federal Aviation Regulations. Original Product - Type Certificate Number. AZNM Make: The Boeing Company Model: 757-200 (C-32A) Description of Type Design Change: Installation of four ARC-210 RT-1990(C) radios as safe carriage in accordance with (1) L-3 Communications Integrated Systems, L.P. Sealed Drawing List SDL 18373-1 Revision NC dated 06 Mar 2015, (2) Instructions for Continued Airworthiness (ICA), L-3 Document No. G18373.28.08-1 Revision B or later FAA/ODA approved revisions of (1) and/or (2). 1. This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. Limitations and Conditions: continued on page 2 of 3) Date of Application: 26 Jun 2014 Date of Issuance: 09 March 2015 Page Amat Date Reissued: By Direction of the Administrator Signature James Thelfall I. Title ODA-750173-SW Administrator aircraft engine, or propeller or propeller must provide that person with written permission acceptable to the FAA (Ref. 14 CER 21 120) FAA Form 8110-2 (8/13) Page 1 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST00124MC Date of Issuance: 09 March 2015 Limitations and Conditions: (Continued) If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. Compatibility of this design change with previously approved modifications must be determined by the installer. 4. The lithium batteries are not installed in the ARC-210 RT-1990(C) radios as part of the FAA-approved type - design. 5. Installation of STC ST01401SE is a prerequisite for this STC. Certification Basis: Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the Boeing 757-200 aircraft is as follows: a. The type certification basis for Boeing 757-200 series airplanes is shown on TCDS A2NM for parts not changed or not affected by the change. b. The certification basis for parts changed or affected by the change since the reference date of application, 26 June 2014, is as shown in TCDS A2NM. ￾-END--- or impnsonment not exceeding 3 years. or both. This certificate may be transferred or made available to third persons by licensing agreements in accordance with 14 CFR 21 47 The STC's supporting documentation (drawings, instructions, specifications, flight manual supplements, etc. is the property of the STC holder. or propeller must provide that person with written permission acceptable to the FAA. (Ref. 14 CFR 21. 120). FAA For 8110-2 (8/13) Page 2 Supplemental Type Certificate , FAA FORM 8110-2 (CONTINUED) To (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP Code) From (Name of grantor) (Address of grantor) (Number and street) (City, State, and ZIP Code) Extent of Authority (if licensing agreement): FAA Form 8110-2 (8/13) Page 3 ## Every issue (1) - March 9, 2015: Issued, Current. [certificate](https://openairdocs.org/files/sha256/e9/14/e9146cd4f66b86a0326a156d939ab782ddc810681c9a834b75557a5ebddb7e74) --- 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.