# STC SA1001NW - Type: Supplemental type certificate - Status: Current, Reissued - Holder: John R Hyle Jr, United States - Description: Installation of an alternator - Applied: December 5, 1979 - Status date: April 9, 2026 - Product: Aircraft, Small Airplane - Data sheets: [TCDS A-2-575](https://openairdocs.org/tcds/A-2-575) - Certificate PDF: https://openairdocs.org/files/sha256/7f/3a/7f3ae2904f5ebd2aeeb21e31e534ea9c15ed4f783118ee1a6454c09c05d995ed - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143172601020260416145907.0001 - DRS record last changed: April 16, 2026 - Page: https://openairdocs.org/stc/SA1001NW ## ADs that name it (0) None. ## Approved models (9) - The Boeing Company AT-6 (SNJ-2) ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company AT-6A (SNJ-3) ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company AT-6B ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company AT-6C (SNJ-4) ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company AT-6D (SNJ-5) ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company AT-6F (SNJ-6) ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company BC-1A ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company SNJ-7 ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) - The Boeing Company T-6G ([TCDS A-2-575](https://openairdocs.org/tcds/A-2-575)) ## 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. SA1001NW John R. Hyle, Jr. 135 Loretta Lane Luthersville, GA 30251 Part 4a A-2-575 The Boeing Company BC-1A; AT-6 (SNJ-2); AT-6A (SNJ-3); AT-6B; AT-6C (SNJ-4); AT-6D (SNJ-5); AT-6F (SNJ-6); SNJ-7; T-6G See Continuation Sheet Page 3. 12/05/1979 09/18/2012 04/09/2026 09/15/1980 (for) Michael P. Linegang Manager, East Certification Branch Compliance and Airworthiness Division Aircraft Certification Service 4 Installation of an alternator in accordance with Skytronics Installation Instructions for Jasco Alternator System for the Pratt and Whitney R-985 and R-1340 engine installations. Civil Air Regulations SA1001NW 04/09/2026 SA1001NW 4 SA1001NW 04/09/2026 Limitations and Conditions: Approval of this change in type design applies basically to the above model aircraft only. This approval should not be extended to other aircraft on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate shall be maintained as part of the permanent records for the modified aircraft. The conditions and limitations of Type Certificate Data Sheet Number A-2-575 apply except where superseded by the following: This supplemental type certificate (STC) continuation sheet, which is part of STC SA1001NW, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. SUPPLEMENTAL TYPE CERTIFICATE HOLDER: Mr. John R. Hyle, Jr. **BOEING (FORMERLY NORTH AMERICAN) AT-6 SERIES, 2PCLM, AS MODIFIED BY STC SA1001NW** Placards: On the switch/circuit breaker panel, adjacent to the alternator switch: **ALTERNATOR** ON OFF 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. SA1001NW 04/09/2026 Certification Basis (Continued): Certification basis is determined to be and meets airworthiness requirements of Part 4a Civil Air Regulations (CARs) as assigned during the original date of application and date of issuance. ---------------------------------------------------------END----------------------------------------------------- 4 4 Add Page ## Every issue (2) - April 9, 2026: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7f/3a/7f3ae2904f5ebd2aeeb21e31e534ea9c15ed4f783118ee1a6454c09c05d995ed) - September 18, 2012: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/fa/78/fa7861a40ca0dfd8339b84062ab9e8acda17fa188f92b06cf0503eddcfa59265) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.