# STC SA2-280

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Staggerwing Museum Foundation Inc., United States
- Description: Increase in take-off weight to9800 pounds, and increase in landing weight to 9400 pounds, when P&W R-985-AN14B, or -AN4, -AN10 (modified per P&W Special Instruction No. 15F-45), or-AN1M1 (with NAR-9N-19 carburetor) modified per P&W Special Inst. No 15F-45 is installed.
- Status date: October 6, 2006
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765)
- Certificate PDF: https://openairdocs.org/files/sha256/46/c9/46c94b3e392af815aa132dcca010fa6b42d955d383e48aca0ec5301093d97dd9
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/94F3C0A3A2B42005862574F100635097.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2-280

## ADs that name it (1)

- [AD 65-03-01](https://openairdocs.org/ad/65-03-01): Gap Seal Strips · Recertification under subparts B &G of CAR 3 and installation… (Staggerwing Museum Foundation STC SA2-1016 or 7 others). Named in the applicability

## Approved models (2)

- Hawker Beechcraft Corporation E18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Hawker Beechcraft Corporation E18S-9700 ([TCDS A-765](https://openairdocs.org/tcds/A-765))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

This certificate issued to: Staggerwing Museum Foundation, Inc.

560 Old Shelbyville Hwy Tullahoma, TN 37388

Part * of the Civil Air Regulations. * CAR 03 effective 11/13/45 and 3.242 of CAR 3 effective 11/01/49 as amended by 3-14.

Original Product - Type Certificate Number : 765 Make : Beech Model : E18S and E18S-9700

Increase in take-off weight to 9800 lbs., and increase in landing weight to 9400 lbs., when P&W R-985-AN14B, or -AN4, -AN10 (modified per P&W Special Instruction No. 15F-45), or -AN1M1 (with NAR-9N-19 carburetor) (modified per P&W Special Instruction No. 15F-45) is installed; and when modified in accordance with Airline Training, Inc. Drawing List No. 10017 dated 10/12/59, revised 07/05/60.

New Model Designation: Conrad 9800E.

(1) Airline Training, Inc. FAA approved Airplane Flight Manual Supplement dated 01/29/60 required with carburetor engine.

(2) STC SE1-391, ATI fuel injection, also eligible w ith this STC in lieu of carburetion if P&W R-985-AN-1, -AN2, -AN3, -AN4, or -AN-14B engines are installed in accordance with Airline Training, Inc. Report Nos.

58, 59, and 60, all three revised 07/05/60.

Date reissued : December 9, 1966; August 15, 1968;

February 26, 1990; October 6, 2006 Date amended : September 16, 1961

Original signed by Robert D. Adamson

( Signature) Robert D. Adamson Program Manager Wichita Aircraft Certification Office (Title) Date of application : January 6, 1960 Date of issuance : March 10, 1960

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number SA2-280

Date of Issuance: March 10, 1960 Date Amended: September 16, 1961 Date Reissued: December 9, 1966 Date Reissued: August 15, 1968 Date Reissued: February 26, 1990 Date Reissued: October 06, 2006

(3) The following placard on the instrument panel “BURN OFF MAIN FUEL UNTIL 3/10 OF TANK CAPACITY REMAINS BEFORE SWITCHING TANKS AT ANYTIME,” and ATI Flight Manual Supplement for Conrad 9000E dated 02/17/60, and an approved stall warning indicator are required with fuel injection engine.

(4) Airworthiness compatibility of this STC with all other major changes to the standard original model(s) shown above should be confirmed prior to installation of this STC.

(5) 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.

--END--

## Every issue (1)

- October 6, 2006: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/46/c9/46c94b3e392af815aa132dcca010fa6b42d955d383e48aca0ec5301093d97dd9)

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