# STC SA00272WI - Type: Supplemental type certificate - Status: Current, Reissued - Holder: APPH Wichita Inc., United States - Description: Replacement of hydraulic system pressure switch. - Applied: August 12, 1994 - Status date: November 8, 2007 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13), [TCDS 3A17](https://openairdocs.org/tcds/3A17), [TCDS 3A21](https://openairdocs.org/tcds/3A21), [TCDS A20CE](https://openairdocs.org/tcds/A20CE), [TCDS A6CE](https://openairdocs.org/tcds/A6CE) - Certificate PDF: https://openairdocs.org/files/sha256/d1/39/d139200add87dd95da1407b2dd875ad46d800eadeb3a867292ee46e4dfe2b89a - Approved model list and other attachments: [SA00272WI AML.pdf](https://openairdocs.org/files/sha256/49/b4/49b4043feb4c785c847000343749dfc38437de55e29ce8e265163c2ea26a7696) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/332999F2094F463A862574120058F418.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA00272WI ## ADs that name it (0) None. ## Approved models (19) - Cessna Aircraft Company 172RG ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) - Cessna Aircraft Company 177RG ([TCDS A20CE](https://openairdocs.org/tcds/A20CE)) - Cessna Aircraft Company 210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 337G ([TCDS A6CE](https://openairdocs.org/tcds/A6CE)) - Cessna Aircraft Company 337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE)) - Cessna Aircraft Company P210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company P210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company P337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE)) - Cessna Aircraft Company R182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Cessna Aircraft Company T210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T337G ([TCDS A6CE](https://openairdocs.org/tcds/A6CE)) - Cessna Aircraft Company T337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE)) - Cessna Aircraft Company TR182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) ## 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. This certificate issued to: APPH Wichita, Inc. 1445 So. Sierra Drive Wichita, KS 67209-2933 Part * of the * Regulations. Original Product - Type Certificate Number : * Make : * (See Approved Model List No. SA00272WI) Model : * Replacement of the hydraulic system pressure switch with a new switch in accordance with : Airight, Inc. Drawing No. 91450, Revision A, dated December 16, 1994, or later FAA approved revision. Compatibility of this design change with previously approved modifications must be determined by the installer. 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. Date of application : August 12, 1994 Date reissued : November 8, 2007 Original signed by Todd Dixon ( Signature) Todd G. Dixon Associate ACO Manager, Electrical Systems and Avionics Wichita Aircraft Certification Office (Title) Date of issuance : December 22, 1994 ### SA00272WI AML.pdf FAA APPROVED MODEL LIST (AML) NO. SA00272WI APPH Wichita, Inc. For Replacement of Hydraulic System Pressure Switch Page 1 of 2 Issue Date: December 22, 1994 Item Aircraft Make Aircraft Model TC Data Sheet Certification Basis Installation Instructions AFM Supplement Number/Date AML Amendment / Date 1. Cessna 172RG, S/N 172RG0001 through 172RG1191 3A17 CAR 3 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 2. Cessna 177RG, S/N 177RG0001 through 177RG1366 A20CE FAR 23 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 3. Cessna R182, TR182, S/N R18200001 through R18202032 3A13 CAR 3 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 4. Cessna 210L, 210M, 210N, 210R, T210L, T210M, T210N, T210R, S/N 21059503 through 21064950 3A21 CAR 3 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 5. Cessna P210N, P210R, S/N P21000001 through P21000867 3A21 CAR 3 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 6. Cessna 337G, 337H, S/N 33701463 through 33701951 A6CE FAR 23 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 7. Cessna P337H, S/N P33700226 through P3370356 A6CE FAR 23 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A 8. Cessna T337G, T337H, S/N 33701463 through 33701951 A6CE FAR 23 Drawing No. 91450, Revision A, dated 12/16/94, or later FAA approved revision N/A N/A FAA Approved: Original signed by Todd Dixon Todd G. Dixon, Associate ACO Manager, Electrical Systems & Avionics Branch Wichita Aircraft Certification Office FAA APPROVED MODEL LIST (AML) NO. SA00272WI APPH Wichita, Inc. For Replacement of Hydraulic System Pressure Switch Page 2 of 2 Reissued: November 8, 2007 ## Every issue (1) - November 8, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d1/39/d139200add87dd95da1407b2dd875ad46d800eadeb3a867292ee46e4dfe2b89a), [SA00272WI AML.pdf](https://openairdocs.org/files/sha256/49/b4/49b4043feb4c785c847000343749dfc38437de55e29ce8e265163c2ea26a7696) --- 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.