STC SA5114NM

Number SA5114NM

This certificate, issued to Spoilers, Inc.

1202 26th Avenue NW Gig Harbor, WA 98335 Part 23 of the Federal Aviation Regulations.

Original ProductType Certificate Number: A6CE Make: Cessna Model: 337, 337B, T337B, 337C, T337C, 337D, T337D, 337E T337E, 337F, T337F, 337G, T337G, 337H, P337H, T337H, T337H-SP Description of the Type Design Change: Installation of spoiler system in accordance with Installation Instructions SP7000 and Master Drawing List SP7000, both dated November 27, 1990, or later FAA approved revisions.

Note: This modification is approved for use in conjunction with the Robertson STOL Kit (Sierra Industries) STC SA1627WE, the Horton STOL Kit STC SA937CE, or the Bush STOL Kit STC SA1558SE.

Limitations and Conditions : Approval of this change in type design applies to the above model aircraft only. This approval should not be exteded 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. A copy of this Certificate, and FAA Approved Flight Manual Supplement dated January 18, 1991, or later FAA approved revision, must be maintained as part of the permanent records for the modfied aircraft.

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 23, 1990 Date reissued: 07/09/13 Date of issuance: January 18, 1991 Date amended: 02/19/91; 02/10/93; 03/18/93;

01/24/00

(Signature) Manager, Seattle Aircraft Certification Office (Title)