# STC SA4-113 - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Staggerwing Museum Foundation Inc., United States - Description: Safety performance kit, increase gross weight to 9,000 lbs. takeoff and landing. Installation of P&W R-985-AN10, (Modified per P&W Special Instruction No. 15F-45 and eligible on C-45G, C45H, TC45G, & TC45H only), R-985-AN4 (modified per P&W Special Instruction No. 15F-45) or -AN14B Engine, associated powerplant installation changes, wheel well doors, and elevator hinge gap seals. - Applied: November 17, 1955 - 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/e0/89/e089426e31c934953116b00806b752c7a8eba5be011777cc091ad23bea358348 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1DFCDE602E12F356862574F1007243EB.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA4-113 ## 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 (5) - Hawker Beechcraft Corporation C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Hawker Beechcraft Corporation C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Hawker Beechcraft Corporation D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Hawker Beechcraft Corporation TC-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765)) - Hawker Beechcraft Corporation TC-45H ([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 : D18S, C-45G/H, and TC-45G/H Airline Training, Inc. safety performance kit, increase gross weight to 9000 lbs. takeoff and landing. Installation of P&W R-985-AN10 (modified per P&W Special Instruction No. 15F-45 and eligible on C-45G/H and TC- 45G/H only), R-985-AN4 (modified per P&W Special Instruction No. 15F-45) or –AN14B engine, associated powerplant installation changes, wheel well doors, and elevator hinge gap seals in accordance with Airline Training, Inc. Report No. 45 as revised July 5, 1960 and as follows: This modification is not eligible in combination with other approved modifications unless such combination is specifically authorized in the approval document, or unless it is determined such combination does not adversely affect the airworthiess of the airplance. 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 reissued : May 22, 1967; August 15, 1968; February 26, 1990; October 6, 2006 Date amended : September 20, 1960; October 18, 1961 Original signed by Robert D. Adamson ( Signature) Robert D. Adamson Program Manager Wichita Aircraft Certification Office (Title) Date of application : November 17, 1955 Date of issuance : September 27, 1956 FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES Number SA4-113 Date of Issuance: September 27, 1956 Date Amended: September 20, 1960 Date Amended: October 18, 1961 Date Reissued: May 22, 1967 Date Reissued: August 15, 1968 Date Reissued: February 26, 1990 Date Reissued: October 6, 2006 Description of Type Design Change (continued): I. Installation of Hamilton-Standard 22D30/6531-15 propellers in accordance with data listed in ATI Report No. 45 as revised 07/05/60. a. Beech D18S airplanes so equipped must be operated in accordance with ATI FAA approved Airplane Flight Manual Supplement dated 10/21/55, revised 08/15/58. b. Beech C-45G, C-45H, TC-45G, or TC-45H airplanes so equipped must be operated in accordance with ATI FAA approved Airplane Flight Manual Supplement dated 08/20/58, revised 11/14/58. II. Installation of Hartzell HC-93Z30-2G/10152-5 1/2 propellers in accordance with STC SA1-118. a. Beech D18S airplanes so equipped must be operated in accordance with ATI CAA approved Airplane Flight Manual Supplement dated 10/21/55, as revised 03/28/58, and as revised 08/15/58. b. Beech C-45G, C-45H, TC-45G, or TC-45H so equipped must be operated in accordance with ATI CAA approved Airplane Flight Manual Supplement dated 08/18/58 or 08/20/58, revised 11/14/58. Operating Limits: Same as shown on Spec. A-765, except as follows: Engine Limits: 450 HP for all operations to 3,500 feet pressure altitude. Max. Weight: 9,000 lbs. C.G. Range: +110.5” to +117.4” (See Note 1 below.) Landing Gear Extended: 160 MMPH TIAS Max. Note 1. When STC SA4-119 modification is incorporated with this modification, the C.G. Range is +109.8” to +117.7”. Note 2. Airline Training, Inc. STC No. SA2-213 wing tips are eligible with this modification. --END-- ## Every issue (1) - October 6, 2006: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e0/89/e089426e31c934953116b00806b752c7a8eba5be011777cc091ad23bea358348) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.