STC ST505SO

Supplemental type certificate · National Airlines, Inc

Holder
National Airlines, Inc · United States
Status
Current · Issued
Status date
May 23, 1972
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

Manufacture of Nordskog storage units in accordance with Nordskog drawings 1-209, Rev. B and 1-210, Rev. B and their installation in accordance with NAL E.O. P-2350-01 and P-2350-00-06, Rev. B respectively. (747-100 SERIES -135)

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
The Boeing Company747-100 SeriesA20WE