# STC SA2357WE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: ROCKY TOP LEASING INC., United States - Description: Installation of auxiliary hydraulic pump. - Applied: April 27, 1971 - Status date: March 10, 2009 - Product: Aircraft, Small Multi-Engine - Certification basis: Part 21 - Data sheets: [TCDS A17WE](https://openairdocs.org/tcds/A17WE) - Certificate PDF: https://openairdocs.org/files/sha256/e0/eb/e0ebd4b76e8c6883886eff1d1ca308a3b203d05cf121548111d14ec0bbd18023 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D63337E6963928C0862575770053CB37.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2357WE ## ADs that name it (0) None. ## Approved models (2) - Aerostar Aircraft Corporation PA-60-600 (Aerostar 600) ([TCDS A17WE](https://openairdocs.org/tcds/A17WE)) - Aerostar Aircraft Corporation PA-60-601 (Aerostar 601) ([TCDS A17WE](https://openairdocs.org/tcds/A17WE)) ## 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: SA2357WE This certificate issued to: ROCKY TOP LEASING, INC. 1027 River Bend Drive Chattanooga, TN 37419 Certifies that the change in the type design for the following product with the limitation's and condition's therefor as specified hereon meets the airworthiness requirement's of Part 23 of the Federal Sviation Poegulalions. Amended to August 1, 1967 Original Product Type Certificate Number: A1TWE Make: Aerostar Model: 600, 601 Description of Type Design Change: Installation of auxiliary hydraulic pump in accordance with FAA sealed Western Commander, Inc. Drawing No. 05036001. Western Commander FAA approved AFM Supplement dated May 28, 1971, is required. Limitations and Conditions: This approval should not be extended to other specific 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 will introduce no adverse effect upon the airworthiness of that airplane. 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. The FAA will reissue the certificate in the name of the transferee and forward it to him. TRANSFER ENDORSEMENT Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (Number and street) (City, State, and Zip code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and Zip code) Extent of Authority (if licensing agreement): Signature of grantor (In ink): ## Every issue (2) - March 10, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e0/eb/e0ebd4b76e8c6883886eff1d1ca308a3b203d05cf121548111d14ec0bbd18023) - May 28, 1971: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/da/5e/da5e6ef6e4310adb9578f7bcf42805731f73ee982211f349096b71a5106628e5) --- 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.