STC SA29NW

FAA Form 8110-2 (5/14) Page 1 of 4

Reissued on July 31, 2017 to supersede the original STC, which has been lost or misplaced.

Number: SA29NW

Part 3 of the Civil Air Regulations. (see type certificate data sheet A7CE).

Original Product – Type Certificate Number: A7CE Make: Cessna Model: 401, 401A, 401B, 402, 402A, 402B (Normal Category)

Installation of Fowler Flaps, Flap Actuated Drooped Ailerons, Flap Actuated Elevator Trim and Anti -Servo Rudder Trim Tab in accordance with FAA Sealed Robertson Aircraft Drawing List No. 24. A Robertson Aircraft FAA Approved Airplane Flight Manual Supplement is required.

Date of Application: December 08, 1972 Date Reissued: 11/8/84; 10/10/86; 9/8/05; 7/31/17 Date of Issuance: February 23, 1973 Date Amended: August 14, 1974

Signature

Title Jim Grigg Manager, Fort Worth A CO Branch, Compliance & Airworthiness Division Sierra Industries, Ltd.

122 Howard Langford Drive Uvalde, TX 78801

FAA Form 8110-2 (5/14) Page 2 of 4

Transfer the ownership of Supplemental Type Certificate Number: SA29NW

To (Name and address of transferee)

From (Name and address of grantor)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA29NW

FAA Form 8110-2 (5/14) Page 3 of 4

Date of Issuance: February 23, 1973 Date Amended: August 14, 1974 Date of Reissuance: July 31, 2017

The approval of this change in type design applies basically to 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 interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate, Addendum No. SA29NW and FAA Sealed Robertson Aircraft Drawing List No. 24 shall be maintained as part of the permanent records for the modified aircraft.

The conditions and limitations of Type Certificate Data Sheet No. A7CE apply except as follows:

This STC Addendum, which is a part of Supplemental Type Certificate No. SA29NW prescribes conditions and limitations under which the produce for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this STC addendum is required to be maintained as part of the modified aircraft’s permanent records.

SUPPLEMENTAL TYPE CERTIFICATE HOLDER: R/STOL SYSTEMS, INC.

II. Model 401 (Normal Category) Model 401A (Normal Category) Model 401B (Normal Category)

Airspeed Limits (CAS) Flaps Extended 10° 195 MPH Flaps Extended 30° 145 MPH

Control Surface Movements Wing Flaps Down 10° ± 1° Down 30° ± 1°, -2°

Main Surface Ailerons Flap Droop Aileron Travel Position Neutral From Droop Neutral 0° 0° ± 1° Up 20° +1°, -0° Down 20° +1°, -0° 10° +1°, -1° 8° ± 2° Up 12° ±2° Down 28° ±2° 30° +1°, -2° 8° ± 2° Up 12° ±2° Down 28° ±2°

Rudder – No change.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA29NW

FAA Form 8110-2 (5/14) Page 4 of 4

Date of Issuance: February 23, 1973 Date Amended: August 14, 1974 Date of Reissuance: July 31, 2017

Tab (Main Surface in neutral, measured normal to rudder hinge line) Rudder

Rudder Position Trim Position Tab Position * 0° 0° 0° 32° +1° Right 0° 6° ± 1° Right -0° 32° +1° Left 0° 3° ± 1° Left -0° 0° Full Right 9° + 1° Left -0° 0° Full Left 7° ± 1° Right -0°

*Measured from Rudder Surface.

III. Model 402 (Normal Category) Model 402A (Normal Category) Model 402B (Normal Category)

Conditions and Limitations same as Model 401, 401A, 401B in II. above.

2. THE PLACARDS SPECIFIED IN THE FAA APPROVED CESSNA AIRPLANE FLIGHT MANUAL

MUST BE DISPLAYED PLUS THE FOLLOWING CHANGES MADE BY THE FAA APPROVED ROBERTSON AIRCRAFT FLIGHT MANUAL SUPPLEMENT.

A. Maximum Flap Extension Speed – 10° Flap: 195 MPH (CAS)

B. Maximum Flap Extension Speed - 30° Flap: 145 MPH (CAS)

C. Minimum Single Engine Control Speed 83 MPH (CAS) Flaps 10°

Minimum Single Engine Control Speed 95 MPH (CAS) Flaps Up (Red Radial)

D. Warning – Flaps up prior to opening door.

-END-

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA29NW

FAA Form 8110-2 (5/14) Page 5 of 4