STC SA358NW

Number SA358NW

FAA Form 8110-2 (5/14) Page 1 of 6 This certificate issued to:

P.K. Floats, Inc.

32 Flyaway Drive Lincoln, ME 04457 Part 3 of the Civil Air Regulations.

Original Product - Type Certificate Number: 3A12 Make: Cessna Model: 172A through 172N (Seaplane)

Installation of Pee Kay Model 2300 seaplane floats in accordance with Pee Kay Float Division Installation Instructions 23II2600-1, Rev. -, dated September 16, 1976, for models 172A thru 172K, and 23II2100-1, Rev. -, dated September 16, 1976, for models 172L thru 172N, or later FAA approved revisions.

The installer must determine whether this design change is compatible with previously approved modifications.

(See “Continuation Sheets”, Pages 3 thru 6)

Date of Application: August 15, 1975 Date reissued: September 19, 1980, October 25, 2000 December 7, 2016

Date of Issuance: August 24, 1976 Date amended: October 25, 2000

Signature Nicholas Faust

Acting Manager, Boston Aircraft Certification Office Title

FAA Form 8110-2 (5/14) Page 2 of 6

To (Name and address of transferee) Name:

Address (Number and Street, City, State, and ZIP Code):

From (Name and address of grantor) Name:

Address (Number and Street, City, State, and ZIP Code):

(Continuation Sheet) Number SA358NW

FAA Form 8110-2 (5/14) Page 3 of 6

Limitations and Conditions: (continued from Page 1 of 6):

This approval is intended for installation in the above models with the Lycoming O-360-A1A engine installation in accordance with Kenmore Air Harbor, Inc. STC SA87NW. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

The Conditions and Limitations of Type Certificate Data Sheet No. 3A12 apply except as follows:

CESSNA MODELS 172A THROUGH 172N, 4PCL-SM (NORMAL CATEGORY) AS MODIFIED BY STC SA358NW Engine: Lycoming O-360-A1A Fuel: 91/96 Minimum Grade Aviation Gasoline (unusable fuel capacity unchanged) Engine Limits: For all Operations, 2700 RPM (180 Hp)

Propeller and Propeller Limits: Hartzell HC-C2YK-1A/7666A-0 Diameter: 76” max; 74” minimum Placard: AVOID CONTINUOUS OPERATION BETWEEN 2000 AND 2250 RPM Pitch Settings: 11° low; 29° high

Powerplant Instrument Markings: Tachometer:

Red Line 2700 RPM – Maximum Red Arc 2000 – 2250 RPM Oil Temperature Gauge:

Red Line 245°F – Maximum Oil Pressure Gauge:

Red Line 100 PSI – Maximum, 25 PSI – Minimum Green Arc 60 to 90 PSI – Normal

(Continuation Sheet) Number SA358NW

FAA Form 8110-2 (5/14) Page 4 of 6 Limitations and Conditions (continued from Page 3 of 6):

Fuel Pressure Gauge:

Red Line 8 PSI – Maximum, .5 PSI – Minimum Green Arc 3 to 5 PSI – Normal C.G. Range: Seaplane: (Pee Kay 2300 Floats) Model 172A, 172B & 172C Normal Category (+40.1) to (+45.5) at 2250 lbs.

(+36.4) to (+45.5) at 1825 lbs. or less

Model 172D through 172N Normal Category (+40.5) to (+45.5) at 2300 lbs.

(+36.4) to (+45.5) at 1825 lbs. or less

STRAIGHT LINE VARIATION BETWEEN POINS GIVEN Maximum Weight: Normal Category 2250 lbs: Models 172A, 172B & 172C 2300 lbs: Models 172D through 172N

Serial Numbers: See Type Certificate Data Sheet 3A12

NOTE 1: Current weight and balance report, together with a list of equipment, included in certificated empty weight and loading instructions, when necessary, must be provided for each aircraft at the time of modifications.

NOTE 2: Placards and Operating Limitations of T.C. Data Sheet 3A12 apply except when as noted herein:

A. Placard Pee Kay P/N 23-2008-1: (Models 172D through 172N)

FLOATPLANE (PEE KAY MODEL 2300 FLOATS) THIS AIRPLANE MUST BE OPERATED

AS A NORMAL CATEGORY AIRPLANE IN COMPLIANCE WITH THE OPERATING LIMTATIONS AS STATED IN THE FORM OF PLACARDS, MARKINGS, AND MANUALS.

(Continuation Sheet) Number SA358NW

FAA Form 8110-2 (5/14) Page 5 of 6 Limitations and Conditions (continued from Page 4 of 6):

NOTE 2: (Continued):

OPERATING LIMITATIONS Maneuvering Speed 112 MPH CAS (97 K) Gross Weight 2300 lbs.

C.G. Range (+40.5) to (+45.5) at 2300 lbs.

(+36.4) to (+45.5) at 1825 lbs. or less Straight Line Variation Between Points Total Occupancy Weight SEE LOADING SCHEDULE Flight Load Factor Flaps Up: +3.8, -1.52 Flaps Down: +3.0

NO ACROBATIC MANEUVERS, INCLUDING SPINS, APPROVED. RECOVERY PROCEDURE FROM UNINTENTIONAL SPIN: NEUTRALIZED AILERONS, THEN CONTROL. ALTITUDE LOSS IN A STALL RECOVERY 200 FEET. FLIGHT INTO KNOWN ICING CONDITIONS PROHIBITED. THIS AIRPLANE IS CERTIFIED FOR THE FOLLOWING

FLIGHT OPERATIONS AS OF THE DATE OF THE ORIGINAL AIRWORTHINESS CERTIFCATE: DAY-NIGHT-VFR-IFR.

(FLIGHT OPERATIONS MUST BE DESIGNATED THE SAME AS ON THE ORIGINAL CESSNA PLACARD FOR THE PARTICULAR AIRPLANE).

B. Placard Pee Kay P/N 23-2008-2: (Models 172A, 172B & 172C) (Same as NOTE 2A, Except):

Gross Weight: 2250 lbs.

C.G. Range: (+40.1) to (+45.5) at 2250 lbs.

(+36.4) to (+45.5) at 1825 lbs. or less

(Continuation Sheet) Number SA358NW

FAA Form 8110-2 (5/14) Page 6 of 6 Limitations and Conditions (continued from Page 5 of 6):

NOTE 2: (Continued):

C. Placard Pee Kay P/N 35-1255-2:

WATER RUDDER ALWAYS UP EXCEPT WHEN TAXIING UP ↔ DOWN D. Pee Kay Supplemental Data 23SD2100-1, Revision (-), dated September 16, 1976, required with this installation.

NOTE 3: This STC is limited to those airplanes which incorporated the Cessna type design seaplane structural reinforcements and required equipment for the particular model except as modified or added to by the data specified in the STC.

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