What it approves
Installation of a Thommen Revue 8-day mechanical wind up clock.
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.
United States of amtrica BEpartment of "Cransportation —federal Sttriation administration Supplemental 'Cgpe Certificate ST 9426 SC-D MD176 Tulsa, Oklahoma 74158-2809 x^l^.^ ^'j&& Federal Aviation A6WE McDonnell Douglas DC-9-82/-83 Installation of a Thommen Revue 8-day mechanical wind-up clock in accordance with American Airlines Engineering Change Order (ECO) K2192AX dated 5/7/99 or later DAS 1SW approved revision.
This approval should not be incorporated in any aircraft of this specific model until compatibility of this modification with previously approved modifications has been 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.
-MsiJrssvtjJi Sy.dmJruA&a&V'djt (Signature) E. J. Grewe DAS 1SW Coordinator (TitU)
f AA FO«M 8 II 0-2 ( 1 0-68)
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) from (Name of grantor)(Print or type) (Address of grantor) (Number t street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):
Signature of grantor (In ink)
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.