STC SA1428WE

Supplemental type certificate · Northwest Airlines, Inc.

Holder
Northwest Airlines, Inc. · United States
Status
Current · Reissued
Status date
November 14, 1986
Applied
March 29, 1989
Product
Aircraft · Large Airplane
Data sheet
TCDS1A7

From FAA DRS, with our copy of the certificate PDF. DRS record last changed August 3, 2026.

What it approves

Installation of cargo interior.

What the certificate saysOCR

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1428WE This certificate issued to: Northwest Airlines, Inc.

2700 Lone Oak Parkway Eagan, MN 55124 Part 4b of the CIViT Air Regulations.

Original Product - Type bentificate Number: 1A7 Make: Martin Model: 404 Description of Type Design Change:

Installation of cargo interior in accordance with Pacific Air Lines Drawings 425-10004, 425-10005, 425-10006, 425-10008, 425-30003 and 425-20007.

Refer to FAA Approved Airplane Flight Manual Supplement dated June 9, 1967.

F. Horn ( Signature) TO MINISTRATIO Manager15 Chica tra cal Region, FRAtication office, (1 itie)

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
Martin-Marietta Corporation4041A7