# STC SA2133NM - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Raisbeck Engineering Inc., United States - Description: Installation of fully enclosed main landing gear doors - Applied: April 6, 1983 - Status date: September 1, 2023 - Product: Aircraft, Large Airplane - Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20) - Certificate PDF: https://openairdocs.org/files/sha256/26/ec/26ec55605acdce009bdd9e9930b1b4255090038babeeba7b99c7dfd8ab193364 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101157648720230928132928.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA2133NM ## ADs that name it (0) None. ## Approved models (5) - Hawker Beechcraft Corporation 65-90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Hawker Beechcraft Corporation 65-A90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Hawker Beechcraft Corporation B90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Hawker Beechcraft Corporation C90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Hawker Beechcraft Corporation E90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) ## 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. FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: Page 1 of 2 SA2133NM Raisbeck Engineering Inc. 2811 South 102nd Street , Suite 100 Tukwila, WA 98168 Part 3 the Civil Air Regulations. 3A20 Beech 65-A90, 65-A90, B90, C90, E90 Installation of Fully Enclosed Main Landing Gear Doors in accordance with FAA sealed copies of Raisbeck Engineering Installation Instructions No. 83-1005, Revision B, dated August 1, 1983, and Sheets 1 through 4 of Raisbeck Engineering Installation Drawing No. 83-1701, Revision B, A, and NC, respectively, dated July 30, 1983, July 14, 1983, June 23, 1983, and July 14, 1983, respectively, or later FAA approved revision, and Fabrication of the Fully Enclosed Main Landing Gear Doors in accordance with an FAA sealed copy of Raisbeck Engineering Drawing List No. 83-1004, Revision B, dated August 1, 1983, or later FAA approved revision. April 6, 1983 September 1, 2023 August 2, 1983 for Manager, West Certification Branch See TC Data Sheet 3A20 for additional requirements) Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship 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 must be maintained as part of the permanent of 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. FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: Page 2 of 2 SA2133NM ## Every issue (2) - September 1, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/26/ec/26ec55605acdce009bdd9e9930b1b4255090038babeeba7b99c7dfd8ab193364) - August 2, 1983: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/73/15/73152ee0d3d1f6256d395eff3a20f0d3decdb722b928e16b8ddbfeb2aa502202) --- 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.