# STC SA655SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Cross Roads Aviation Inc, United States
- Description: Lycoming IGSO-480-A1A6 engines, modifications to wing, vertical tail, landing gear, and control system
- Applied: April 22, 1966
- Status date: June 6, 1966
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 5A4](https://openairdocs.org/tcds/5A4)
- Certificate PDF: https://openairdocs.org/files/sha256/78/d3/78d338f580a96381636cba3d065676d351824f2a9e6d589a27dd1debc410c4cc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/10DEADAFECFC003386257F65006925B7.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA655SW

## ADs that name it (0)

None.

## Approved models (3)

- Beechcraft Corporation B50 ([TCDS 5A4](https://openairdocs.org/tcds/5A4))
- Beechcraft Corporation C50 ([TCDS 5A4](https://openairdocs.org/tcds/5A4))
- Beechcraft Corporation D50 ([TCDS 5A4](https://openairdocs.org/tcds/5A4))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

**FEDERAL AVIATION AGENCY FORM APPROVED, BUDGET BUREAU NO. 04-R015**

**INSTRUCTIONS - SUBMIT IN TRI FLICATE TO LOCAL FAA FLIGHT STANDARDS INSPECTOR.**

Supplemental Type Certificate COPY WILL BE RETURNED TO APPLICANT UPON

**ISSUANCE**

1. NAME AND ADDRESS OF APPLICANT Supplemental Type Certificate APPLIED FOR:

Cross Roads Aviation, Inc. X AIRCRAFT ENGINE PROPELLER P. O. Box 60464 AMT Houston, Texas 77060 ORIGINAL MODEL DESIGNATION Beech B50, C50, D50 NEW MODEL DESIGNATION (If desired) None

3. DESCRIPTION OF CHANGE Install Lycoming IGSO-480-A1A6 engines, modifications to wing, vertical tail, landing gear, and control system in accordance with Drawing CR-2024-1 to increase gross weight to 7300 1bs. take off and 7000 1bs. landing.

NOTE: F.A.A. Approved Airplane Fl1ght Manual Supplement dated June 6, 1966, required.

WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? YES _ NO

•. WILL PARTS BE MANUFACTURED FOR SALE (Ref. CAR 1.55)? J YES • NO

**5. SIGNATURE AND TITLE OF APPLICANT**

SIGNATURE 4-22-66 Date of Application: TITLE

6. To be Completed by FAA NATURE LE 3, Dugs. 3465, 3466, Beech Dugs. 50-001085, 50-98000, Cross Roads" Rpts. "Nose Gear - Wain Gear", "Comparison and Differences in Rudder Control System" "F11ght Control and Components", "parts Catalog", photographs and Form PAA-2257 dated 6/3/66 on f1le at SW-210.

Reference Project: A9388W-M6 Applicable regulations: same as original certification ORIGINAL TYPE CERTIFICATE NO. anD Delah 5A4 Supplemental Type Certificate NO.

SIGNATURE JA655SW Glen W. Welsh DATE OF APPROVAL Chief, Engineering and Manufacturing Branch June 6, 1966 TITLE * U.S. GOVERNMENT PRINTING OFFICE: 1959 0-509657 FORM FAA -2417 (5-59)

## Every issue (1)

- June 6, 1966: Issued, Current. [certificate](https://openairdocs.org/files/sha256/78/d3/78d338f580a96381636cba3d065676d351824f2a9e6d589a27dd1debc410c4cc)

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