# STC SA1175NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Spectrum Color Lab, United States
- Description: Installation of a 13 gallon, left hand, auxilliary fuel tank
- Applied: July 25, 1978
- Status date: September 13, 1978
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-691](https://openairdocs.org/tcds/A-691)
- Certificate PDF: https://openairdocs.org/files/sha256/7b/0d/7b0d273b4571b2403a833cb28ab8efc1edcbcf94f1dd2a2d613d027aaa3b34ec
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B9FAF80DD166D61D86257A3A006336F1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1175NW

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. J3C-65 (Army L-4; L-4A; L-4B (Navy NE-1); L-4H; L-4J (Navy NE-2)) ([TCDS A-691](https://openairdocs.org/tcds/A-691))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1175N This certificate issued to: Spectrum Color Lab Purt 4a of the CIVil Air Regulations.

Original Product - Type Certificate Number A-691 Make: Piper Model: J3C-65 Serie dang petuation a atoon, left hugh and ling tank installation sketch.

NOTE: Place this placard in full view of the pilot:

• WING TANK 13 GAL. CAUTION: DO NOT OVERFILL NOSE TANK.

Place this placard on the wing fuel tank shut off valve: ON - OFF Place this placard on the wing tank filler cap: 13 GAL. 80 OCTANE Limitations and Conditions:

Data pertaining to this modification are considered inadequate for duplication in other aircraft. approval is limited to Piper J3C-65, Serial Number 5393 only.

A copy of this Certificate shall be maintained as part of the permanent records for the modified aircraft.

Date of Application: JUly 25, 1978 Date Reissued:

Date of Issuance: September 13, 1978 Date Amended:

FEDERAL AVIATION (Signature ) TENNIS RAIDS Chief, Engineering and Manufacturing Branch ( Title) 47

## Every issue (1)

- September 13, 1978: Issued, Current. [certificate](https://openairdocs.org/files/sha256/7b/0d/7b0d273b4571b2403a833cb28ab8efc1edcbcf94f1dd2a2d613d027aaa3b34ec)

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