STC SA2229CE

Number SA2229CE

This certificate, issued to Northwest Propeller Service Inc.

16709 Meridian Street E Unit #3 Pu yallup, WA 98375

Part 3 of the Civil Air Regulations.

Original Product⎯Type Certificate Number: 5A6 Make: Cessna Model: 180, 180A, B, C, D, E, F, G, H, and J through S/N 1805 2770

Description of the Type Design Change: Installation of McCauley 2A34C201/90DA-2 or 2A34C201/90DCA-8 or 2A34C203/90DCA-2 or 2A34C203/90DCA-8 propeller. Installation of C2A34C204/90DCB-2 or C2A34C204/90DCB-8 propeller. Data required: (1) CS Industries Installation Instructions No. 710 dated September 9, 1995, or later “FAA Approved” revision; and (2) a copy of this Certificate.

Limitations and Conditions: For the Model 180 equipped with the TCM 0-470-A engine: Installation to engine Serial Numbers 41000 and up. Engines with Serial Number below 41000 which incorporate one 5th and one 6th order crankshaft damper per TCM bulletin M89-24 are also approved. The 2A34C201/90DA-2, 2A34C203/90DCA-2 and C2A34C204/90DCB-2 propellers are for float, amphibian or land plane use. The 2A34C201/90DA-8, 2A34C203/90DCA-8 and C2A34C204/90DCB-8 propellers are for land plane use 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 must be maintained as part of the permanent records for the modified 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 17, 1986 Date reissued: 3/4/96; 9/22/05; 1/12/07 Date of issuance: February 17, 1987 Date amended: 7/23/91; 1/11/93; 11/9/95; 1/12/07

Original signed by Mike Pasion (Signature) Acting Manager, Seattle Aircraft Certification Office (Title)