# STC ST00143MC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: L-3 Communications Integrated Systems LP, United States
- Description: Installation of mission communications systems
- Applied: June 26, 2015
- Status date: January 22, 2017
- Product: Aircraft, Large Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/45/b6/45b6fa98d9cd4ab993fb9e589f24699a85626fce3e89c3008fc057036f74f04c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5D7F3A6D822AE6C6862580CE0074DFD7.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00143MC

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 737-700 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Number ST00143MC

This certificate issued to: L-3 Communications Integrated Systems, L.P.

10001 Jack Finney Blvd.

Greenville, TX 75402

Part 25 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: A16WE Make: The Boeing Company Model: 737-700

Installation of mission communications systems on a 737-700 in accordance with (1) L-3 Communications Integrated Systems, L.P. Sealed Drawing List SDL 10452B-1 Revision A, dated 22 January 2017, (2) Instructions for Continued Airworthiness (ICA), L-3 Communications Document No. G10452B.28.08 Revision NC, dated 17 January 2017, (3) Electrical Wiring Interconnect System Instructions for Continued Airworthiness (EWIS ICA), L-3 Communications Document No. G10452B.28.44 Revision NC, dated 22 December 2016, or later FAA/ODA approved revisions of (1), (2), and/or (3).

1. This approval of the change in type design applies to aircraft serial numbers 29971, 33500, 32916, and 33080.

(Limitations and Conditions continued on page 3 of 3)

Date of application: 26 June 2015 Date reissued:

Date of issuance: 22 January 2017 Date amended:

Signature

Title ODA-750173-SW Administrator Page 1 2 3 Amdt

Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller.

FAA Form 8110-2 (5/14) Page 1 of 3

To (Name and address of transferee)

From (Name and address of grantor)

Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller.

FAA Form 8110-2 (5/14) Page 2 of 3

Number: ST00143MC Date of Issuance: 22 January 2017 Limitations and Conditions: (Continued)

2. The installer must determine whether this design change is compatible with previously approved modifications.

3. 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.

4. Installation of STCs ST01086WI-D, ST01087WI-D, ST01088WI-D, and ST01089WI-D, ST01340NY, ST01414LA, ST01557SE, ST00125MC, and ST00144MC are prerequisites for this STC.

5. The FAA has not certified the following equipment for which the provisions are intended: Communication Switching System Fax/Printer/Scanner, A/B/C Switch, Printer/Copier, Speaker, and Lighting Power Supply;

Commercial Wideband Satcom Satellite Modem; In Flight Information System Converter, Composite Video/Audio Matrix, Serial Data Switch, and Satellite Receiver; Inmarsat Airlink Gateway Unit and HSD Unit; Mission System UHF/VHF Radio Control Panel/Radio Control Unit, ARC-210 Transceiver, KY-100/KY100M, Fill Panels, and Communication Management Controller; CSU. You must get additional FAA approval to install this equipment.

The FAA must evaluate the installation to ensure it complies with the applicable airworthiness standards.

6. The lithium batteries are not installed in the HWW-2U-3L-4 Control Hardware Bridge as part of the FAA-approved type design.

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 737-700 aircraft is as follows:

a. The type certification basis for 737-700 series airplanes is shown on TCDS A16WE 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 2015, is as shown in TCDS A16WE plus later amendment levels for the following paragraphs:

25.981(a)(3) Amendment 25-102

If the holder agrees to permit another person to use this certificate to alter the product, the holder must give the other person written evidence of that permission.

--------------------------------------------------END-----------------------------------------------

This c ertificate may be transferred or made available to third persons by licensing agreements in accordance with 14 CFR 21.47.

FAA Form 8110-2 (5/14) Page 3 of 3

## Every issue (1)

- January 22, 2017: Issued, Current. [certificate](https://openairdocs.org/files/sha256/45/b6/45b6fa98d9cd4ab993fb9e589f24699a85626fce3e89c3008fc057036f74f04c)

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