# STC SA1754NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Comanche Aircraft Products Co, United States
- Description: Installation of a Shadin 910502 or 910514 'Digiflo' digital fuel flow indicator system and removal of the pressure indicating system on PA-30 and PA-39 airplanes equipped with Lycoming IO-320-B1A and LIO-320-B1A engines.
- Applied: April 1, 1981
- Status date: February 7, 1983
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A1EA](https://openairdocs.org/tcds/A1EA)
- Certificate PDF: https://openairdocs.org/files/sha256/ab/6a/ab6ae010d4f2fe3b78fa487d9c9f99091aaa7d8fe46ce9ebe37f16f1ce5ce7df
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7D04F9AE4754EED385256CC10083CFE6.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1754NM

## ADs that name it (0)

None.

## Approved models (2)

- Piper Aircraft Inc. PA-30 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))
- Piper Aircraft Inc. PA-39 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))

## 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: SA1754NM This certificate issued to: Comanche Aircraft Products Company Purt 3 of the CIVi Air ugulations: effective May 15, 1956, through Amendment 3-6 effective September 13, 1961.

Original Product _ Type bentificate Number: AEIA Make: Piper Model: PA-30, PA-39 gital fuel flow indicator system and removal of the fuel pressure indicating system or Description of Type Design Change: Installation of a Shädin 910502 or 910514 "Digiflo" iper Model PA-30 and PA-39 airplanes equipped with Lycoming Model I0-320-BIA and LI0-320-BIA ngines in accordance with an FAA seal copy of CAPCO Report No. 1, dated December 10, 1981, r later FAA approved revisions.

Approval of this change in type design applies to the above model aircratt only. This approval should not be extended to aircraft of this model on which other previously hat the relationship between this change and any of those other previously approved modifi- Limitations and Conditions: approyed modifications are incorporated unless it is determined ations, including changes in type design, will introduce no adverse effect upon the airorthiness of that aircraft. Aircraft modified by this STC must be operated in accordance ith an FAA approved copy of the Airplane Flight Manual Supplement appropriate to either ne 910502 or 910514 installations, dated November 30, 1981 and February T, 1983, respecttully

• later FAA approved revision. A copy of this certificate and the appropriate Airplane light Manual Supplement shall be maintained as part of the permanent records for the modified

Date of Application: April 1, 1981 Date Reissued:

Date of Issuance: . November 30, 1981 Date Amended: February 7, 1983

FEDERAL AVIATIO (Signature HOMINISTR Office, Afro§sattle Aircraft Certification

## Every issue (1)

- February 7, 1983: Amended, Current. [certificate](https://openairdocs.org/files/sha256/ab/6a/ab6ae010d4f2fe3b78fa487d9c9f99091aaa7d8fe46ce9ebe37f16f1ce5ce7df)

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