STC SA262NW

Number SA262NW

This certificate, issued to Kenmore Air Harbor, LLC.

6321 NE 175th Street Kenmore, WA 98028

Part 3 of the Civil Air Regulations,effective November 1, 1949.

Original ProductType Certificate Number: 5A6 Make: Cessna Model: 180G, 180H, and 180J (Landplane and Floatplane)

Description of the Type Design Change: Installation of a McCauley D3A32C90/82NC-2 three-bladed propeller, Cessna 1250909 spinner, governor, and associated systems on a Continental 0-470-L, R, and S series engines in accordance with Kenmore Air Harbor, Inc., Installation Instructions No. K1803.

Limitations and Conditions: Approval of this change in type design applies basically to the above aircraft model 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 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 and Addendum No. SA262NW shall 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: February 17, 1976 Date reissued: April 5, 2019 Date of issuance: February 27, 1976 Date amended:

FAA FORM 8110-2 (5/14) PAGE 1 OF 4 PAGES By direction of the Administrator

(Signature)

Acting Manager, Seattle ACO Branch (Title)

Transfer the ownership of Supplemental Type Certificate Number

to (Name of Transferee)

(Address of Transferee)

(Number and Street)

(City, State, and ZIP Code)

from (Name of Grantor) (Print or Type)

(Address of Grantor)

(Number and Street)

(City, State, and ZIP Code)

Signature of Grantor (In Ink):

U.S. GPO: 1987-763-289

Number SA262NW Kenmore Air Harbor, LLC.

Issued: February 27, 1976 Reissued: April 5, 2019 SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA262NW

The conditions and limitations of Type Certificate Data Sheet No. 5A6 apply except where superseded by the following:

This Addendum, which is part of the Supplemental Type Certificate No. SA262NW, prescribes the conditions and limitations under which the STC was issued and meets the airworthiness requirements of Civil Air Regulations Part 3. A copy of this Addendum shall be maintained as part of the modified aircraft permanent records.

SUPPLEMENTAL TYPE CERTIFICATE HOLDER: Kenmore Air Harbor, LLC.

CESSNA 180H and 180J, 6PCL-SM (NORMAL CATEGORY) AS MODIFIED BY STC SA262NW

Engine: Continental 0-470-L, R, and S (Same)

Fuel: 80/87 octane minimum grade aviation gasoline

Engine Limits: For all operations, 2600 rpm (230 hp)

Propeller and: McCauley D3A32C90/82NC-2 Propeller Limits: Diameter: Maximum – 80 inches Minimum – 78 inches Pitch Settings: Low 11.5º High 28.1º Propeller Governor: (Per Data Sheet 5A6)

Powerplant Instrument Markings: Oil Temperature and Pressure:

Green Arc 120º to 225ºF – normal operating range Yellow Arc 30 to 60 psi – normal operating range Red Line 10 psi minimum, 100 psi maximum Tachometer:

Green Arc 500 to 2600 rpm – normal operating range Red Line 2600 rpm – maximum Fuel Flow:

Green Arc 0 to 25 gph – normal operating range Red Line 18.5 psi maximum at sea level Cylinder Head Temperature:

Green Arc 200º to 460ºF – normal operating range Red Line 460º - maximum

FAA FORM 8110-2 (5/14) PAGE 3 OF 4 PAGES

Number SA262NW

Kenmore Air Harbor, LLC.

Issued: February 27, 1976 Reissued: April 5, 2019

SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA262NW (Continued)

C.G. Range: Landplane – (See Data Sheet SA6) Floatplane – with EDO 249A-2870 and EDO 628-2960 (See Data Sheet 5A6)

Maximum Weight: Landplane – 2800 lbs. (See Data Sheet 5A6) Floatplane – with EDO 249A-2870 – 2820 lb. (See Data Sheet 5A6) With EDO 628-2960 – 2950 lb.

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FAA FORM 8110-2 (5/14) PAGE 4 OF 4 PAGES