# STC SA495CH

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: McCauley Propeller Systems, United States
- Description: Installation of McCauley Propeller Systems propeller model B3D36C429/82NPA-6.
- Applied: December 1, 1995
- Status date: August 28, 2006
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17)
- Certificate PDF: https://openairdocs.org/files/sha256/3d/43/3d43392c4489dce34b701ae9053777d2440a237655fc67d830ac30d5fb5fb083
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7211199B73BFD3B686257B7A004D9CDB.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA495CH

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 172RG ([TCDS 3A17](https://openairdocs.org/tcds/3A17))

## 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 $A495CH This certificate issued to: McCauley Propeller Systems 7751 East Pawnee Wichita, KS 67207 Purt 3 of the Civil Air Begulatious.

See Type Certificate Data Sheet 3A17 for complete certification basis.

Original Product -Type Berlificate Number: ЗА17 Make: Cessna Aircraft Company Aordel.

172RG Description of Type Design Change:

Installation of McCauley Propeller Systems propeller model B3D36C429/82NPA-6 in accordance with McCauley Technical Report No. 844, no revision, dated January 15, 1996 and McCauley Drawing No. D-60165, dated April 1, 1996, or later FAA approved revision.

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

2. FAA Approved Airplane Flight Manual Supplement, Technical Report Number TR 843, dated April 3, 1996, or later FAA Approved revisions, is required.

..continued on page 3 of 3...

suspended, reveled ve a terminatico date is otherwise established by the Administrater of the Federal İviutica Administration.

Ple resued: August 28, 2006 Date of Application: December 1, 1995 Lut Dule of issuunce: April 3, 1996 FEDERAL AVIAT (Signature)

• Thaddeus D. Krolicki, Jr.

Manager, Propulsion Branch Chicago Aircraft Certification Office TOMINISTRATO (Title) fine of not exceeding $1,000, or imprisonment not exceeding 3 years, or both.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA195CH Limitations and Conditions: (Continued):

3. Aircraft Specifications are the same as listed on Type Certificate Data Sheet 3A17 except as follows:

Propeller and Propeller Limits Propeller: McCauley Constant Speed B3D36C429/82NPA-6 Number of Blades: 3 Blade Angles: At 30" station: low 9.5°, high 33.8° Diameter: 76 inches maximum 75 inches minimum repair Spinner: McCauley D-7290 Propeller Operating Limits/Placard: On the instrument panel, in the vicinity of the manifold pressure gage:

"Avoid continuous operation below 15" MP when above 100 mph.

Avoid continuous operation at or above 26" MP."

Power Plant Instrument Markings: Tachometer Green Are - SL to 7500' (Normal operating) 2100 to 2500 RPM (Inner arc) 7500' and above: 2100 to 2700 RPM (Outer arc) Red Line Radial - Rated 2700 RPM

4. Only the Propeller/Aireraf/Engine combination of the B3D36C429/82NPA-6 propeller in the 76" to 75" diameter range on a Cessna 172RG with a Lycoming O-360-F1A6 rated at 180 hp and 2700 RPM incorporating 1.6.3 order and 108th order crafkshaft damper with a MTOGW of 2650 Ibs. and Vne of 164 KIAS is vibrationally approved.

... End...

FAR FORN 8110-2(10-68) PAGE 3 OF 3 PAGES "

## Every issue (1)

- August 28, 2006: Amended, Current. [certificate](https://openairdocs.org/files/sha256/3d/43/3d43392c4489dce34b701ae9053777d2440a237655fc67d830ac30d5fb5fb083)

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