# STC SA10567SC - Type: Supplemental type certificate - Status: Current, Issued - Holder: Blackhawk Modifications Inc. - Description: Installation of Pratt & Whitney PT6A-135A engines in place of PT6A-135 engines - Status date: October 18, 2006 - Data sheets: A31CE - Certificate PDF: https://openairdocs.org/files/sha256/f3/76/f3764e870372a7bfbaf2df8529629b411d18160c75a2a379ac8e43913fad55aa - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/12F9F8523B209D488625721B0055EB52.0001 - Page: https://openairdocs.org/stc/SA10567SC ## ADs that name it None. ## Approved models (1) - Raytheon Aircraft Company F90 (TCDS A31CE) ## 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. United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate Project No. ST8521SC-A JEP Part 23 of the Federal Aviation Regulations. Description of Type Design Change: Installation of Pratt & Whitney PT6A-135A engines in place of PT6A-135 engines in accordance with Master Drawing List 19015-00-00, Revision IR, dated June 26, 2006, or later FAA approved revision with required FAA Approved Airplane Flight Manual Supplement Document No. AFMS19015, Rev. IR, dated October 18, 2006, or later FAA approved revision, and with required Instructions for Continued Airworthiness Document No. 19015-30. Limitations and Conditions: Installation limited to Serial Numbers LA-2 thru LA-204, except for LA-202 . 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 shall give the other person written evidence of that permission. Blackhawk Modifications, Inc. 1800 E. Sahara Drive Las Vegas, NV 89104 A31CE Make : Beech Model : F90 Date of application : May 15, 2006 Date of issuance : October 18, 2006 ( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region ( Title) ## Every issue (1) - October 18, 2006: Issued, Current. [certificate](https://openairdocs.org/files/sha256/f3/76/f3764e870372a7bfbaf2df8529629b411d18160c75a2a379ac8e43913fad55aa) --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.