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STC SA1-52

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Supplemental type certificate · Hartzell Propeller, Inc

Certificate· on FAA DRS
Holder
Hartzell Propeller, Inc · United States
Status
Current · Amended
Status date
October 23, 1967
Product
Aircraft · Single-Engine
Certification basis
Part 21
Data sheet
TCDS654

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

What it approves

Installation of new propellers. Installation of emergency governor crossfeed system for unfeathering.

ADs that name this STC · 1

An AD can apply because an STC is installed, or mention one in its text.

AD 79-02-03Engine Restart · Grumman American G-21A (Army OA-9, Navy JRF-1, -2, -3, -4, -5, and -6B) with STC SA1-52Effective Jan 29, 1979 · Named in the applicability

Approved models · 8

MakeModelData sheet
Grumman American Aviation CorporationG-21654
Grumman American Aviation CorporationG-21A (Army OA-9)654
Grumman American Aviation CorporationG-21A (Navy JRF-1)654
Grumman American Aviation CorporationG-21A (Navy JRF-2)654
Grumman American Aviation CorporationG-21A (Navy JRF-3)654
Grumman American Aviation CorporationG-21A (Navy JRF-4)654
Grumman American Aviation CorporationG-21A (Navy JRF-5)654
Grumman American Aviation CorporationG-21A (Navy JRF-6B)654