# STC SA2161NM - Type: Supplemental type certificate - Status: Current, Amended - Holder: Precise Flight Inc, United States - Description: Installation of the Precise Flight stand-by vacuum system (SVS). - Applied: October 31, 1983 - Status date: November 7, 2003 - Product: Aircraft, Single-Engine - Certification basis: Part 3, Part 21 - Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15) - Certificate PDF: https://openairdocs.org/files/sha256/0c/0c/0c0c83d5f8fd32e4eac4ad7396a94aedd2e4f2d711699e01a17ae1b1169e8d76 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/00CB441F8F494B9F86256DF900505203.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA2161NM ## ADs that name it (2) - [AD 2005-11-05](https://openairdocs.org/ad/2005-11-05): Standby vacuum systems (SVS) · Precise Flight Vacuum Systems. Effective Jul 18, 2005. Cited in the text - [AD 99-24-10](https://openairdocs.org/ad/99-24-10): Standby Vacuum Systems · Precise Flight Vacuum Systems. Effective Jan 14, 2000. Named in the applicability ## Approved models (1) - Raytheon Aircraft Company V35B ([TCDS 3A15](https://openairdocs.org/tcds/3A15)) ## 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 Number SA2161NM This certificate, issued to Precise Flight, Inc. 63354 Powell Butte Road Bend, OR 97701 Part 3 of the Civil Air Regulations. Original ProductType Certificate Number: 3A15 Make: Beech Model: V35B Description of the Type Design Change: Installation of the Precise Flight, Inc. Stand-By Vacuum System (SVS) in accordance with Installation Report 08074, Revision -, dated January 7, 2000, or later FAA approved revision. NOTE: As a prerequisite to this change, the engine must be modified in accordance with Precise Flight, Inc. STC No. SE1780NM, dated April 21, 2000, or later FAA approved revision. Also, modified aircraft must be equipped with a vacuum indicator. Limitations and Conditions : Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship 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 and FAA approved Airplane Flight Manual Supplement (AFMS), dated February 4, 2000, must be maintained as part of the permanent records for the modified airplane. 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. Date of application: October 31, 1983 Date reissued: Date of issuance: November 7, 1983 Date amended: 12/16/83; 5/9/00; 11/7/03 (Signature) Acting Manager, Seattle Aircraft Certification Office (Title) ## Every issue (1) - November 7, 2003: Amended, Current. [certificate](https://openairdocs.org/files/sha256/0c/0c/0c0c83d5f8fd32e4eac4ad7396a94aedd2e4f2d711699e01a17ae1b1169e8d76) --- 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.