# STC SA00055DE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Univair Aircraft Corporation, United States - Description: Installation of replacement cabin door. - Applied: June 21, 1999 - Status date: June 21, 1999 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2), TCDS 695, [TCDS A-691](https://openairdocs.org/tcds/A-691), [TCDS A-692](https://openairdocs.org/tcds/A-692), [TCDS A-698](https://openairdocs.org/tcds/A-698) - Certificate PDF: https://openairdocs.org/files/sha256/fa/19/fa19b8e7eb8f626b834160eea180c4055cc9a8eeb558b1fde2ba3eb3e3ee0997 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9DB098782751A8E585256CC1007DC74A.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA00055DE ## ADs that name it (0) None. ## Approved models (20) - The New Piper Aircraft Inc. J3C-40 ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. J3C-50 ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. J3C-50S ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. J3C-65 ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. J3C-65S ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. J3F-50 ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3F-50S ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3F-60 ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3F-60S ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3F-65 (Army L-4D) ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3F-65S ([TCDS A-692](https://openairdocs.org/tcds/A-692)) - The New Piper Aircraft Inc. J3L ([TCDS A-698](https://openairdocs.org/tcds/A-698)) - The New Piper Aircraft Inc. J3L-65 (Army L-4C) ([TCDS A-698](https://openairdocs.org/tcds/A-698)) - The New Piper Aircraft Inc. J3L-65S ([TCDS A-698](https://openairdocs.org/tcds/A-698)) - The New Piper Aircraft Inc. J3L-S ([TCDS A-698](https://openairdocs.org/tcds/A-698)) - The New Piper Aircraft Inc. J3P (TCDS 695) - The New Piper Aircraft Inc. PA-11 ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. PA-11S ([TCDS A-691](https://openairdocs.org/tcds/A-691)) - The New Piper Aircraft Inc. PA-18 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - The New Piper Aircraft Inc. PA-18A ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA00055DE This certificate issued to: Univair Aircraft Corporation 2500 Himalaya Road Aurora, CO 80011 Part 4a of the Civil Air Regulations. Original Product -Type Certificate Number: * *See attached Approved Model List Make: Number: SA00055DE for list of approved Model: * aircraft models and type certificate numbers. Installation of Replacement Cabin Door in accordance with Rocky Mountain Airframe, Inc. Report No. 303, Revision A, dated July 23, 1993, or later FAA approved revision. 1. This approval should not be extended to aircraft designated by the attached model list on which previously approved modifications are incorporated unless it is determined that the interrelationship 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. 2. A copy of this Certificate and Continuation Sheet must be maintained as part of the permanent record for the modified aircraft. 3. 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. (See Continuation Sheet, 3 of 3) Date of Application: May 10, 1993 Date Reissued: June 21, 1999 Date of Issuance: October 7, 1993 Date Amended: FEDERA AVIATIO By Direction of the Administrator | Ronald F. May (Signature) Manager ADMINISTRATIOT Denver Aircraft Certification Office Northwest Mountain Region, Denver, Colorado (Title) United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA00055DE Limitations and Conditions: Approved Model List Piper Model A-691 J3C-40 J3C-50 J3C-50S J3C-65 J3C-65S L-4 L-4B L-4H L-4J NE-1 NE-2 PA-11 PA-11S J3F-50 J3F-50S J3F-60 J3F-60S J3F-65 J3F-65S L-4D 695 J3P A-698 J3L J3L-S J3L-65 J3L-65S L-4C 1A2 PA-18 PA-18A ---E N D----- **FAA FORM 8110-2- 1 (10-69) PAGE 3 OF 3 PAGES** ## Every issue (1) - June 21, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fa/19/fa19b8e7eb8f626b834160eea180c4055cc9a8eeb558b1fde2ba3eb3e3ee0997) --- 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.