# STC SA02218SE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Northern Airframes LLC, United States - Description: Installation of the Alaskan Bushwheel, Inc. Extended Heavy Duty Main Landing Gear - Applied: February 9, 2010 - Status date: March 11, 2014 - Product: Aircraft, Small Airplane - Certification basis: Part 3, Part 21, Part 23 - Data sheets: [TCDS 3A23](https://openairdocs.org/tcds/3A23) - Certificate PDF: https://openairdocs.org/files/sha256/65/23/65239850540e04dcdaa1e5ae6acbef37356a00f142773b4c2fe11c790d28a125 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/17DA361321FB2D5986257C9E005A68ED.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA02218SE ## ADs that name it (0) None. ## Approved models (28) - Maule Aerospace Technology Inc. Bee Dee M-4 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4-180C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4-180V ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4-210 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4-210C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4-220C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4S ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-4T ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-180C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-200 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-210C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-210TC ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-220C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-5-235C ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-6-180 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-6-235 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-7-235 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-7-235A ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-7-235B ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-7-260 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. M-8-235 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. MX-7-160 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. MX-7-180 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. MX-7-180A ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. MX-7-180B ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) - Maule Aerospace Technology Inc. MX-7-235 ([TCDS 3A23](https://openairdocs.org/tcds/3A23)) ## 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. Number SA02218SE This certificate, issued to Northern Airframes, LLC 20130 Birchwood Loop Spur Road Chugiak, AK 99567 Part 3 of the Civil Air Regulations. Original ProductType Certificate Number: 3A23 Make: Maule Model: Bee Dee M-4; M-4; M-4C; M-4S; M-4T; M-4-180C; M-4-180V; M-4-210; M-4-210C; M-4-220C; M-5-180C; M-5-200; M-5-210C; M-5-210TC; M-5-220C; M-5-235C; M-6-180; M-6-235; M-7-235; M-7-235A; M-7-235B; M-7-260; MX-7-160; MX-7-180; MX-7-180A; MX-7-180B; MX-7-235; M-8-235 Description of the Type Design Change: Installation of the Alaskan Bushwheel, Inc. Extended Heavy Duty Main Landing Gear Manufactured in accordance with Master Drawing List (MDL) ABI-4022X, Revision A, dated February 17 2012, or later Federal Aviation Administration (FAA)-approved revision; Installed in accordance with ABI-4022X-IM, Revision IR, dated January 17, 2012, or later FAA-approved revision; and Maule Aerospace Drawing 4035F, Revision H, dated January 26, 2009, or later FAA-Approved revision. Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of this model series unless the installer determines that the relationship between this change and any other previously incorporated approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. Date of application: February 9, 2010 Date reissued: March 11, 2014 Date of issuance: March 5, 2012 Date amended: (Signature) Manager, Seattle Aircraft Certification Office (Title) Number SA02218SE Northern Airframes, LLC Issued: March 5, 2012 Reissued: March 11, 2014 Amended: A copy of this certificate must be maintained as part of the permanent records of 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. STC Compatibility: This STC is not compatible with Increased Gross Weight Modifications. Instructions for Continued Airworthiness Airplanes modified in accordance with this STC must be maintained in accordance with the applicable Instructions for Continued Airworthiness document specified below: ABI-4022X-ICA Revision C, dated February 17, 2012, or later FAA accepted revision. Flight Operations: Airplanes modified in accordance with this STC must be operated in accordance with the applicable Airplane Flight Manual, including applicable Supplement(s) for the aircraft. Certification Basis: Airworthiness & Environmental Standards for components and areas not affected by the change are the original type certification basis for the aircraft models Bee Dee M-4, M-4, M-4C, M-4S, M-4T, M4-180C, M-4-180V, M-4-210, M-4-210C, M-4-220C, M-5-180C, M-5-200, M-5-210C, M-5-210TC, M-5-220C, M-5-235C, M-6-180, M-6-235, M-7-235, M-7-235A, M-7-235B, M-7-260, MX-7-160, MX-7-180, MX-7-180A, MX-7-180B, MX-7-235, and M-8-235 as shown on Type Certificate Data Sheet (TCDS) 3A23 Revision 30. The following regulations apply through Amendment 3-3, all other regulations per TCDS 3A23, for the parts changed or affected: 3.74 3.76 3.84(a) (c) 3.87 3.143 3.144 3.145 3.148 3.171 3.172 3.173 3.174 3.241 3.242 3.243 3.244 3.245 3.246 3.247 3.248 3.249 3.257 3.291 3.292 3.293 3.294 3.295 3.296 3.301 3.302 3.303 3.304 3.305 3.306 3.307 The following regulations apply through Amendment 23-62 for the parts changed or affected: 23.1529 Appendix G - END - **FAA FORM 8110-2-1 (10-69) PAGE 3 OF 3 PAGES** ## Every issue (2) - March 11, 2014: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/65/23/65239850540e04dcdaa1e5ae6acbef37356a00f142773b4c2fe11c790d28a125) - March 5, 2012: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/62/ec/62ec4a0b566fa26b5da82eea8bd7a573a71cc0f8154059b09c88f3cbe9275ab5) --- 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.