# STC SA2-98

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: Installation of 300 amp generator system.
- Applied: March 11, 1957
- Status date: August 31, 2000
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-669](https://openairdocs.org/tcds/A-669)
- Certificate PDF: https://openairdocs.org/files/sha256/a4/cd/a4cd4126e3489fc8b2352843000cd428b1861995f5b0cbe67c42d54d6852c655
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0C577834C63B839885256CC10083D509.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2-98

## ADs that name it (0)

None.

## Approved models (10)

- The Boeing Company DC3A-S1C3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-S1CG ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-S4C4G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-SC3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3A-SCG ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-R-1830-90C ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-S1C3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-S4C4G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3C-SC3G ([TCDS A-669](https://openairdocs.org/tcds/A-669))
- The Boeing Company DC3D-R-1830-90C ([TCDS A-669](https://openairdocs.org/tcds/A-669))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

JHnitrii «Stat« Department of tftransfiortatum - Jfc&eral Afctatttm Afcmtmstraium QLertiftcate SA2-98 Signature Flight Support Corporation, a Delaware Corporation 7511 Leramon Avenue, Hangar C Dallas, TX 75209 Aero/Bulletin ?A of the Bureau of Air Commerce 669 McDonnell Douglas DC-3 Installation of 300 Amp Generator System in accordance with data listed on Dallas Aero Service Drawing List titled "300 Amp Generator Feeder Fault Installation DC-3" dated 5/27/57.

Compatibility of this modification with other previously approved modifications must be determined by the installer.

.-March 11, 1957 March 13, 1957 '• <- .'.'K- ; 12/21/98; 8/31/00 ^.-6/25/57; 12/5/68;

11/12/69; 2/23/72; 4/2/79; 4/19/82 Rev. 6 (Signature} S. Frances Cox Manager, Special Certification Office, Southwest Region iltrratlbn of~thi! «rtiflc»ti lj pun 1 JtubJe by a tin* of not ttcffdlng 11,0611, ot~ixpti.ionxtnt not Handing 3 yf*is, or both.

FAA Fori. 8110-2110-63) Pag« 1 of 2 C«rtjflc7*t* luy lw tvtnsffrrvd in tccordtncf wicft TA/f 2J

I INSTRUCTIONS i The transfer endorsement below may be used !o nolify ihe appropriate I-'AA Regional Office of (hf uansfrr of this Supplemental Type Cenihraie.

Tile FAA will reissue lh< r< m fie ale in ilie name »{ ihe Transferee and lor ward il la him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name uf transferee) (Address uflransferee) f ffumbei and itreelj {City, Slate, and ^IP todl) from (Name of grantor) (Print or type) (Address of grantor) umbe< and it'trt) City, Slate, and ^IP :adr) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):.

**C FAA AC 69-5538**

## Every issue (1)

- August 31, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a4/cd/a4cd4126e3489fc8b2352843000cd428b1861995f5b0cbe67c42d54d6852c655)

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