STC SA90GL

Supplemental type certificate · Northwest Airlines Inc

Holder
Northwest Airlines Inc · United States
Status
Current · Amended
Status date
September 20, 1983
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA20WE

From FAA DRS. DRS record last changed December 6, 2025.

What it approves

Installation of Bendix GPW-83 ground proximity warning system. (747SP SERIES -151) (747-2J9F)

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 · 2

MakeModelData sheet
The Boeing Company747A20WE
The Boeing Company747SP SeriesA20WE