STC SA4550SW

Supplemental type certificate · Blackhawk Modifications Inc.

Holder
Blackhawk Modifications Inc. · United States
Status
Current · Reissued
Status date
December 6, 2004
Applied
June 11, 1981
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21, Part 23
Data sheet
TCDSA14CE

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

Number SA4550SW This Certificate issued to Blackhawk Modifications, Inc.

1800 E. Sahara Drive Las Vegas, NV 89104

Part 23 of the Federal Aviation Regulations.

Original Product Type Certificate Number : A14CE Make : Beech

Model : 99

Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines according to Drawing 01-0001, Revision B, dated 11/30/81, or later FAA approved revision.

FAA Approved Airplane Flight Manual Supplement dated November 19, 1981, is required.

Compatibility of this design change with previously approved modifications must be determined by the installer. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application : June 11, 1981

Date of issuance : December 09, 1981 Date reissued : December 06, 2004

( Signature) S. Frances Cox, Manager Special Certification Office, Southwest Region

(Title)

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 1

MakeModelData sheet
Raytheon Aircraft Company99A14CE