STC SA3-50

Supplemental type certificate · Sabreliner Aviation LLC

Holder
Sabreliner Aviation LLC · United States
Status
Current · Reissued
Status date
March 7, 2014
Applied
December 22, 1956
Product
Aircraft · Large Airplane
Certification basis
Part 21
Data sheet
TCDSA-669

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Modification of Stewart-Warner Model 940-B24 heater installation.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title SA3-50 Sabreliner Aviation, LLC.

1390 Highway H Perryville, MO 63775 SR-407 2 Civil Air Regulations.

A-669 DC-3A Modification of Stewart-Warner Model 940-B24 Heater Installation. Data Required: Remmert-Werner Drawing No's.

DC3-48000, Rev. A (2 sheets); DC3-48128, Rev. B; SK-10154; and ACA-337 dated December 20, 1958, or later FAA approved revision.

This is a modification to Reading Aviation (Repair Station) Installation. Field Approval ACA-337, dated November 26, 1957. Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Douglas DC-3A, Serial No. 4992 only.

Douglas October 1, 1970; March 25, 1981; June 30, 1983;

March 7, 2014 December 22, 1956 June 17, 1957 July 22, 1958 Grant E. Youngdahl Program Manager Wichita Aircraft Certification Office

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

2 SA3-50

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 · 5

MakeModelData sheet
The Boeing CompanyDC3A-S1C3GA-669
The Boeing CompanyDC3A-S1CGA-669
The Boeing CompanyDC3A-S4C4GA-669
The Boeing CompanyDC3A-SC3GA-669
The Boeing CompanyDC3A-SCGA-669