STC SA2157SO

Supplemental type certificate · Paul S Woods

Holder
Paul S Woods · United States
Status
Current · Amended
Status date
March 3, 1993
Product
Aircraft · Single-Engine
Certification basis
Part 21

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

What it approves

Installation of chemical evacuation system to remove residue from the agricultural spray dispersal system. (AT-502 RESTRICTED CATEGORY)

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 · 8

MakeModelData sheet
Air Tractor Inc.AT-300A9SW
Air Tractor Inc.AT-301A9SW
Air Tractor Inc.AT-302A9SW
Air Tractor Inc.AT-400A9SW
Air Tractor Inc.AT-401A17SW
Air Tractor Inc.AT-402A17SW
Air Tractor Inc.AT-402AA17SW
Air Tractor Inc.AT-502A17SW