# STC SA3-475

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: McCauley Propeller Systems, United States
- Description: Full feathering, constant speed propellers, hubs 2AF36C26, blades90MF-10.
- Applied: October 17, 1959
- Status date: August 15, 2006
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A10](https://openairdocs.org/tcds/3A10)
- Certificate PDF: https://openairdocs.org/files/sha256/f8/fe/f8fe7d70c1b61631bc6062abc5086cc594b6135625056f6b7cc137ca3aeb0587
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/21D19C6E1FF2E0A1862571D2006BFEE9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3-475

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 310 Series ([TCDS 3A10](https://openairdocs.org/tcds/3A10))

## 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.

FAA FORM 8110-2(10-68) PAGE 3 of 2 PAGES Number SA3-475 This certificate issued to McCauley Propeller Systems 7751 East Pawnee Wichita, KS 67207

Part 3 of the Civil Air Regulations.

See Type Certificate Data Sheet 3A10 for complete certification basis.

Original Product-Type Certificate Number : 3A10 Make : The Cessna Aircraft Company Model : 310, 310A, 310B Description of Type Design Change:

Exchange the Hartzell HC82XF-2/8433 propeller and spinner C-888 dome, C-807-1 bulkhead, or Cessna 0752006 dome with 0850300 bulkhead, for two McCauley 2AF36C26/90MF-10 propellers. Drawings required: A-2495, Spinner Bulkhead Lug; D-2492, Spinner Shell; D-2493, Spinner Bulkhead; D-2496, Spinner Assembly Installation; and D- 2718, Propeller and Spinner Installation.

1. Compatibility of this design change with previously approved modifications must be determined by the installer.

2. Diameter not over 80 inches, not under 78.5 inches.

3. Installation requires McCauley spinner assembly D-2496 which includes the D-2493 bulkhead assembly and the D-2492 shell assembly.

4. 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.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Date reissued : August 1, 1975 August 15, 2006

( Signature) Thaddeus D. Krolicki, Jr.

Manager, Propulsion Branch Chicago Aircraft Certification Office

(Title) Date of application: October 17, 1959

Date of issuance : February 19, 1960

## Every issue (1)

- August 15, 2006: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f8/fe/f8fe7d70c1b61631bc6062abc5086cc594b6135625056f6b7cc137ca3aeb0587)

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