# STC SA00151DE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Univair Aircraft Corporation, United States - Description: Installation of replacement Rudder Frame. - Applied: January 14, 1995 - Status date: June 21, 1999 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2), [TCDS AR-7](https://openairdocs.org/tcds/AR-7) - Certificate PDF: https://openairdocs.org/files/sha256/8e/3e/8e3e170b537d16759873f20acee82449b4b0cb2477accb8db41ddd02259905c8 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/19B96E0E30A17F3085256CC1007DC7E1.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA00151DE ## ADs that name it (0) None. ## Approved models (21) - Piper Aircraft Inc. PA-18 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-105 (Special) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-125 (Army L-21A) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A (Restricted) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7)) - Piper Aircraft Inc. PA-18A-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A-135 (Restricted) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7)) - Piper Aircraft Inc. PA-18A-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18A-150 (Restricted) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7)) - Piper Aircraft Inc. PA-18AS-125 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18AS-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18AS-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S-105 (Special) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S-125 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S-135 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-19 (Army L-18C) ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-19S ([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: SA00151DE This certificate issued to: Univair Aircraft Corporation 2500 Himalaya Road Aurora, CO 80011 Part * of the Civil Air Regulations. Original Product -Type Certificate Number: * *See attached approved Model List Number Make: * SA00151DE for listing of approved aircraft Model: * models, Type Certificate Numbers & Airworthiness Requirements. Installation of replacement Rudder Frame in accordance with Rocky Mountain Airframe, Inc. Drawing List Report No. R501, Revision C, dated January 20, 1995, or later FAA approved revision. 1. 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 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: January 14, 1995 Date Reissued: June 21, 1999 Date of Issuance: March 27, 1995 Date Amended: FEDERAL AVIATION By Direction of the Administrator Ronald F. May (Signature) Manager TOMINIST RATION Northwest Mountain Region, Denver, Colorado Denver Aircraft Certification Office (Title) United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SAO0151DE Limitations and Conditions: (Continued) Approved Model List Type Certificate Number: Airworthiness Ramts Piper Model 1A2 CAR Part 3 PA-18 PA-18S PA-18A PA-18 "105" PA-18S "105" PA-18 "125" (L-21A) PA-18S "125" PA-18AS "125" PA-18 "135" (L-21B) PA-18S '135" PA-18A '135" PA-18AS "135" PA-18 "150" PA-18A '150" PA-18S "150" PA-18AS 150" PA-19 (L-18C) PA-19S AR-7 CAR Part 8 PA-18A PA-18A "135" PA-18A "150" ---- END ---- **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/sha256/8e/3e/8e3e170b537d16759873f20acee82449b4b0cb2477accb8db41ddd02259905c8) --- 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.