STC ST9CH

Supplemental type certificate · ERDA, Inc

Holder
ERDA, Inc · United States
Status
Current · Issued
Status date
November 3, 1992
Applied
November 4, 1992
Product
Aircraft · Large Airplane
Certification basis
Part 25
Data sheet
TCDSA6WE

From FAA DRS, with our copy of the certificate PDF. DRS record last changed August 31, 2026.

What it approves

Installation of ERDA rotable seat backs, PN 210004, onto PTC-940 aircraft seats or installation of ERDA Seatfone kit, PN 211003, onto PTC-940 aircraft seats.

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.

This certificate is a scan without a text layerOpen the PDF to read it.

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
McDonnell Douglas CorporationMD-88A6WE