STC SA01708SE

Number SA01708SE

This certificate, issued to: Precise Flight, Inc.

63354 Powell Butte Road Bend, OR 97760

Part 23 of the Federal Aviation Regulations.

Original ProductType Certificate Number: A00009CH Make: Cirrus Design Corporation Model: SR22, SR22T

Description of the Type Design Change: Fabrication of the fixed oxygen system in accordance with Precise Flight Engineering Drawing Lists:

102N0000 Revision F 100N0000 Revision AH 051A0000 Revision B 027N0000 Revision E 026N0000 Revision E 020N0000 Revision G 010N0000 Revision H 016N0000 Revision C 012N0000 Revision IR 011N0000 Revision A 010A0000 Revision IR 009N0000 Revision C or later FAA-approved revisions. Installation in accordance with Precise Flight Engineering Drawing List 102N0000, Revision F, or later FAA-approved revision. Maintained in accordance with the Instructions for Continued Airworthiness (ICA) Precise Flight Document 102NMAN0003, Revision E, dated February 23, 2010, or later FAA-approved revision or document.

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 these models 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. (See Continuation Sheet on Page 3)

Date of application: August 01, 2006 Date reissued: Xxxxxxx ##, #### Date of issuance: October 04, 2006 Date amended: October 12, 2007; May 30, 2008;

April 13, 2010

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title) Original Signed by Robert H. Duffer

Number SA01708SE

Precise Flight, Inc.

Issued: October 04, 2006 Amended: October 12, 2007; May 30, 2008; April 13, 2010

A copy of this certificate, and the FAA-approved Airplane Flight Manual Supplement (AFMS), Precise Flight Document 102NMAN0001, Revision D, dated March 12, 2010, or later approved revision, must be maintained as part of the permanent records for the modified aircraft. This oxygen system installation is qualified to operate up to 25,000 ft mean sea level (MSL) but, this installation does not change the maximum operating altitude of the airplane on which it is installed.

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.

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FAA FORM 8110-2-1 (10-69) PAGE 3 OF 3 PAGES