# STC SA7556SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: AAR Aircraft Services Inc, United States
- Description: Installation of Collins five tube electronic flight instrument system EFIS 85B(2).
- Applied: July 22, 1988
- Status date: March 5, 1999
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A5EU](https://openairdocs.org/tcds/A5EU)
- Certificate PDF: https://openairdocs.org/files/sha256/de/77/de7771f6ee34d274298d44a2233df0bd35065cd2022150c56af5b41789bd8694
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7F1C16C0AE19886B86257FF1006F2410.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7556SW

## ADs that name it (0)

None.

## Approved models (1)

- British Aerospace Airbus Limited 1-11 400 Series ([TCDS A5EU](https://openairdocs.org/tcds/A5EU))

## 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: SA755654 This certificate issued to: AAR Aircraft Services, Inc.

DBA: AAR Aircraft Services-Oklahoma 6611 South Meridian Oklahoma City, OK 73159-1104 Part Ab of the Civil Air Pegulations.

Original Product Type Cerlificate Number: ASEU Make: British Aerospace Model: BAC 1-11 (400 Series) Description of Type Design Change:

Installation of Collins Five (5) Tube Electronic Flight Instrument System EFIS 85B(2) in accordance with AAR Drawing List 041003, Revision C, dated March 3, 1989, or later FAA approved revision.

FAA Approved Flight Manual Supplement dated March 6, 1989, or later FAA approved revision is required.

Compatibility of this modification with previously installed equipment must be determined by installer.

Date of Application: JU1Y 22, 1988 Date Reissued: March 5, 1999 Date of Issuance: March 06, 1989 Date Amended:

FEDERAL AVIATION Dy din tion of Ipe Administrates Coro * (Signature) S. Frances Cox, Manager TOMNISTRATIO Special Certification Office, Southwest Region (Title) 47

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code ) trom (Name of grantor) (Print or type) (Address of grantor) (Nunher and street) (Cil. Stale, and RIP rode ) Extent of Authority (if licensing agreement):

Date of Transfer: - Signature of grantor (In ink):

## Every issue (1)

- March 5, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/de/77/de7771f6ee34d274298d44a2233df0bd35065cd2022150c56af5b41789bd8694)

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