# STC SA4574SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Texas Instruments, Inc
- Description: Installation of Texas Instruments Loran C, Model TI 9100.
- Status date: December 15, 1982
- Data sheets: A20SO, A20SO, A20SO, A20SO, A8EA, A8EA, A8EA
- Certificate PDF: https://openairdocs.org/files/sha256/8d/cb/8dcb0a3a9339841bb087aac5b35f6fac1499b6db48712af99c2586fad692153d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E8151C2226EDC4F786257E1F0068BF22.0001
- Page: https://openairdocs.org/stc/SA4574SW

## ADs that name it

None.

## Approved models (7)

- Piper Aircraft Inc. PA-31 (TCDS A20SO)
- Piper Aircraft Inc. PA-31-300 (TCDS A20SO)
- Piper Aircraft Inc. PA-31-325 (TCDS A20SO)
- Piper Aircraft Inc. PA-31-350 (TCDS A20SO)
- Piper Aircraft Inc. PA-31P (TCDS A8EA)
- Piper Aircraft Inc. PA-31T (TCDS A8EA)
- Piper Aircraft Inc. PA-31T1 (TCDS A8EA)

## 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.

United £tatu Bcpartmcnt of transportation—federal 2toiation administration Supplemental Itoje Certificate SA4574SW c' Texas Instruments Incorporated P. 0. Box 405 Lewis ville, Texas 75067 3 ^Jnf Civil Air ,-/l&aMla&f*nA..

Gt*taina4 \Jr0cUie6 —— d'^w'&ert&ea&'iSutrnoer- •' A8EA, A20SO : Piper : PA31P, PA31T, PA31T1, PA31, PA31-300, PA31-325, PA31-350 Installation of Texas Instruments, Inc. Loran C Model TI-9100 in accordanee with Installation Datalist 2715454 dated 10/29/81, or later FAA approved revision.

See Continuation Sheet, page 2, of this STC.

£A^ : April 29, 1981 ^^^«iM««/. 10/8/82; 12/15/82 Revision 2 December 23, 1981 flanager. Aircraft Certification DivisionSouthwest Region

This certificate may bt transfemd in accordant* with FAR 21.47.

fAA Pom tl 10-2 (10-68)

United $tatts or Smerira Bepartment of transportation— Jfcdcral Situation administration >upplemental ¥j)pe Certificate(Continuation &heet) SA4574SW Revision 2 Limitations and Conditions:

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual dated December 22, 1981, is required for Piper Models PA31, PA31-300, PA31-325, PA31-350;

OR Supplement dated October 7, 1982, is required for Piper Models PA31, PA31-300, PA31-325, PA31-350; (Adds operation in Alaska) OR Supplement dated December 14, 1982, for Piper Models PA31, PA31-300, PA-31-325, PA31-350.

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual dated December 23, 1981, is required for Piper Models PA31P, PA31T, PA31T1;

OR Supplement dated October 8, 1982, is required for Piper Models PA31P, PA31T, PA31T1; (Adds operation in Alaska) OR Supplement dated December 15, 1982, is required for Piper Models PA31P, PA31T, PA31T1.

3. For additional limitations see applicable FAA approved supplements.

4. Compatibility of this modification with other previously approved modifications must be determined by the installer.

.-1'n1 alteration of this certificate is punishable by a fine of not exceeding SI,000, or imprisonment not exceeding 3 years, or both.

FAA FORM eiio-2-1 (1O-69) This certificate may be transferred in accordance with I'AR i'l /7 PAGE 2 OF 2PAGES

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number _ to (Name oj transferee) (Address of transferee) I Number and street) (City, State, and ^IP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and ^JP cade) Extent of Authority (if licensing agreement):

Date of Transfer: _ Signature of grantor (In ink):

## Every issue (1)

- December 15, 1982: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8d/cb/8dcb0a3a9339841bb087aac5b35f6fac1499b6db48712af99c2586fad692153d)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.