# STC SA1614WE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Flint Aero Inc, United States
- Description: Installation of one 12-gallon auxiliary fuel tank in each outboard wing panel.
- Applied: August 22, 1967
- Status date: December 6, 2006
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 3A17](https://openairdocs.org/tcds/3A17), [TCDS A-799](https://openairdocs.org/tcds/A-799), [TCDS A18EU](https://openairdocs.org/tcds/A18EU), [TCDS A4EU](https://openairdocs.org/tcds/A4EU)
- Certificate PDF: https://openairdocs.org/files/sha256/f4/9e/f49e9b216961488023f34092a78d6055bc0e49b61c1cfe55c4cd159be64cf2dd
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E78024980ABE6F23862572A300688048.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1614WE

## ADs that name it (0)

None.

## Approved models (40)

- Cessna Aircraft Company 170A ([TCDS A-799](https://openairdocs.org/tcds/A-799))
- Cessna Aircraft Company 170B ([TCDS A-799](https://openairdocs.org/tcds/A-799))
- Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172F (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172H (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172I ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172K ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172L ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172M ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172N ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172P ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172Q ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172R ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172RG ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company 172S ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 175 ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company 175A ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company 175B ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company 175C ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company F172F ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172G ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172H ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172K ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172L ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172M ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company F172N ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Cessna Aircraft Company FR172E ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172F ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172G ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172H ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172J ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company FR172K ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Cessna Aircraft Company R172E ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Cessna Aircraft Company R172K ([TCDS 3A17](https://openairdocs.org/tcds/3A17))

## 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.

Number SA1614WE

This Certificate issued to

Part 3 of the Civil Air Regulations. (See applicable Type Certificate Data Sheet.)

Description of Type Design Change: Installation of one twelve gallon auxiliary fuel tank in each outboard wing panel in accordance with FAA sealed Flint Aero Master Drawing List No. FA-170, Revision “A”, dated January 11, 1983, or later FAA approved revision, or Flint Aero Master Drawing List No. 15171821, Revision “IR”, dated May 18, 2006, or later FAA approved revision.

Airplane Flight Manual Supplement FTC453.001, Revision Original, dated March 31, 2006 or later FAA approved revision is also required as part of this modification.

Limitations and Conditions: The limitations and conditions of Aircraft Specification A-799, Data Sheet 3A12, 3A17, Data A4EU, or Data Sheet A18EU apply, except as outlined in page 3 of this STC. A copy of this STC must be included in the permanent records of each airplane modification in accordance with this STC. If the holder agrees to permit another person to use this certificate to alter the product, the Holder shall give the other person written evidence of that permission.

Flint Aero, Inc.

1942 Joe Crosson Drive El Cajon, California 92020-1236 See Page 3 of this STC

**CESSNA**

See page 3 of this STC Original Product Type Certificate Number:

Date of application: August 22, 1967

Date of issuance: February 26, 1968

Date reissued: Mar. 8, 1976, Mar. 14, 1983, Feb. 6, 1987, June 15, 1990, Feb. 25, 2000

Date amended: See Page 5 of this STC

( Signature) Manager, Airframe Branch Los Angeles Aircraft Certification Office

( Title)

Number SA1614WE

Application: 08/22/67 Issue: 02/26/68 Amendments: See page 5 of this STC Reissue: 03/08/76, 03/14/83, 02/06/87, 06/15/90, 02/25/2000

Type Certificate No. Models

A-799 170A,170B 3A12 172, 172A, 172B, 172C, 172D, 172E , 172F, 172G, 172H, 172I, 172K, 172L 172M, 172N, 172P, 172Q, 172R, 172S A4EU *F172F, F172G, F172H, F172K, F172L, F172M, F172N A18EU *FR172E, FR172F, FR 172G, FR172H, FR172J, FR172K 3A17 175, 175A, 175B, 175C, R172K, 172RG, R172E

*Reims Aviation S.A. Cessna Models

**LIMITATIONS AND CONDITIONS**

Fuel Capacity Add “24 gal. (23 gal. useable ); two 12 gal. aux. tanks in wings at (+50)” to quantities shown in applicable Aircraft Specification or Data Sheet.

Placards The following placards are required in the locations noted:

For airplanes with transfer pumps. Display placard on instrument panel in view of pilot near on/off switch. “Total Aux. Fuel 24 U.S. Gals (23 Gal. useable). Transfer aux. fuel only in level flight when main is half empty and when main tank is not supplying engine.

Aux. fuel switch must be off during takeoff or landing, filling, and when empty. For utility category operation, aux. tank fuel switch must be off and aux. tanks empty.

Number SA1614WE Application: 08/22/67 Issue: 02/26/68 Amendments: See page 5 of this STC Reissue: 03/08/76, 03/14/83, 02/06/87, 06/15/90, 02/25/2000

**Insert grade number on placards for main tanks.

For early airplanes without transfer pumps. Adjacent to each auxiliary tank shut-off valve: “ Aux. fuel 12 U.S. Gal. (11.5 gal useable). Transfer Aux.

fuel only in level flight when main ta nk is not supplying fuel to engine. Aux.

valve must be off during takeoff, landing, filling, and when empty.” In addition, for models covered by Ty pe Certificates 799 and 3A12 only- “Fuel must be off and auxiliary tanks empty for utility category operations.”

For Airplanes without transfer pumps. Adjacent to each auxiliary tank filler:

“12 U.S. Gal. **Min. Grade AV. Gasoline. Aux. fuel valve must be off before filling”.

Flight Manual FAA-Approved Flint Aero Airplane Flight Manual Supplement, dated March 24, 1970, is requi red for models 170A and 170B.

For other models without transfer pumps. FAA-Approved Flint Aero Flight Manual Supplement, dated March 14, 1983, is required.

For Placarded airplanes with transfer pumps. FAA-Approved Flint Aero Supplemental Airplane Flight Manual No. 171, dated August 17, 1988, or later FAA Approved Revisions, is required.

For airplanes with transfer pumps and with FAA Approved Airplane Flight Manuals. FAA-Approved Flint Aero Airplane Flight Manual supplement No. 170, dated August 17, 1988, or later FAA Approved Revisions, is required.

Limitation of The approval of this change in type design applies to the basic Cessna 170, Applicability 172, 175 series landplanes, skiplanes, and floatplanes of the model shown on page 3 of this STC. This a pproval should not be extended to other aircraft of these models on which other modifications are incorporated unless it is determined that the interre lationship between this change and any previously approved modifications will introduce no adverse effect on the airworthiness of these aircraft.

Number SA1614WE Application: 08/22/67 Issue: 02/26/68 Reissue: 03/08/76, 03/14/83, 02/06/87, 06/15/90, 02/25/2000

Amendment Dates

1. June 17, 1968

2. March 24, 1970

3. July 29, 1970

4. March 5, 1971

5. June 14, 1971

6. August 7, 1973

7. May 29, 1975

8. March 8, 1976

9. December 3, 1976

10. February 15, 1979

11. June 27, 1980

12. March 20, 1981

13. February 16, 1982, MDL FA170, no revision

14. March 14, 1983, MDL FA170 “A” Rev.

15. August 25, 1988, add R172E

16. February 16, 1993, add Skiplanes

17. May 1, 2006, add 172R and 172S

18. December 6, 2006 add MDL 15171821 Rev “IR”

- END -

## Every issue (1)

- December 6, 2006: Amended, Current. [certificate](https://openairdocs.org/files/sha256/f4/9e/f49e9b216961488023f34092a78d6055bc0e49b61c1cfe55c4cd159be64cf2dd)

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