# STC SA483AL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Paul Ripplinger, United States
- Description: Installation of McCauley 1B90-LCM-7534 propeller.
- Status date: January 31, 2008
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-759](https://openairdocs.org/tcds/A-759)
- Certificate PDF: https://openairdocs.org/files/sha256/26/a6/26a6c151ad3c6251854fd7afabda42eb466834d641e205e664890a85539b2181
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DAAD6ADB31B7998E862573F4007D1C00.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA483AL

## ADs that name it (0)

None.

## Approved models (1)

- American Champion Aircraft Corp. 7ECA ([TCDS A-759](https://openairdocs.org/tcds/A-759))

## 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.

This certificate issued to Paul Ripplinger 509 Garden Ave NW West Fargo, ND 58078

Part 4a of the Civil Air Regulations

Original Product — Type Certificate Number: 759 Make: Bellanca (Champion) Model : 7ECA (seaplane) Description of Type Design Change:

Installation of McCauley 1B90-LCM-7534 propeller per Hettinga Installation Instructions dated 17 July 1972.

Date of application: 5 June 1972 Date reissued: December 13, 2007, January 31, 2008 Date of issuance: 17 July 1972 Date amended:

( Signature) Gregory J. Holt Manager, Anchorage Aircraft Certification Office

( Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES

Number SA483AL

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect on the airworthiness of that aircraft. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage.

Diameter limits 75” to 71”

Placard required under oil filler door, “USE ONLY DETERGENT OILS THAT MEET CONTINENTAL SPEC. MHS-24.”

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.

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## Every issue (1)

- January 31, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/26/a6/26a6c151ad3c6251854fd7afabda42eb466834d641e205e664890a85539b2181)

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