What it approves
Installation of a Hartzell Propeller Inc. model HC-C2YR-IN/NG8301-3 propeller
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number
BB__ BB_.
Original Product 7\SH&HUWLILFDWH1XPEHU Make:
VHHFRQWLQXDWLRQVKHHW IRUDGGLWLRQDOGDWHV By Direction of the Administrator Signature:
$Q\DOWHUDWLRQRIWKLVFHUWLILFDWHLVSXQLVKDEOH E\D ILQH RIQRW H[FHHGLQJRULPSULVRQPHQWQRWH[FHHGLQJ \HDUVRUERWK7KLVFHUWLILFDWH PD\ EHWUDQVIHUUHGRUPDGH DYDLODEOHWR WKLUGSHUVRQVE\OLFHQVLQJDJ UHHPHQWVLQDFFRUGDQFHZLWK&)53RVVHVVLRQ RIWKLV6XSSOHPHQWDO7\SH &HUWLILFDWH 67& GRFXPHQWE\SHUVRQVRWKHUWKDQ WKH 67&KROGHUGR HVQRWFRQVWLWXWHULJKWVWRWKHGHVLJQGDWD QRUWRDOWHUDQ DLUFU DIW DLUFUDIWHQJLQH KROGHU$Q 67&KROGHUZKRDOORZVDSHUVRQWRXVHWKH67&WRDOWHUDQDLUFUDIWDLUFUDIWHQJLQHRUSURSHOOHUPXVWSURYLGH WKDWSHUVRQZLWKZULWWHQ SHUPLVVLRQ DFFHSWDEOHWR WKH)$$ 5HI &)5 )$$ 3DJH RIBBB SA11177SC
HARTZELL PROPELLER LLC
ONE PROPELLER PLACE PIQUA, OHIO 45356 Part 3 the Civil Air Regulations.
Aviat Aircraft, Inc.
A-1, A-1A, A-1B, A-1C-180, A-1C-200 A22NM Installation of a Hartzell Propeller LLC model HC-C2YR-1N/NG8301-3 propeller in accordance with Alamo Aerospace Installation Instructions, No. 2301, Rev. B, dated June 24, 2014, or later FAA approved revision. FAA approved Alamo Aerospace Flight Manual Supplement, No. AFMS 55174-5, Rev. IR, dated August 25, 2014, or later FAA approved revision is required. Instructions for Continued Airworthiness are contained in Alamo Aerospace Report, 55174-6, Rev. IR, dated July 18, 2014.
The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter the product, the holder must give the other person written evidence of that permission.
1/9/14 9/15/14 9/12/25 8/25/14 Bo R. Landess STC ODA administrator Hartzell Propeller ODA-100082-CE 2
United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number (IIHFWLYH'DWH I Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number:
Date oI transfer:
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
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 5
Every issue · 2
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| September 12, 2025 | Reissued, current | Certificate |
| September 15, 2014 | Reissued, earlier issue | Certificate |