# STC SA4624SW

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Howell Instruments Inc
- Description: Replace existing N1, N2 and ITT indicators with Howell autotak and autotemp indicators.
- Status date: January 5, 2005
- Data sheets: A3EU, A3EU, A3EU, A3EU, A3EU, A3EU
- Certificate PDF: https://openairdocs.org/files/sha256/bd/56/bd56d10874c266d9c352fcf270dc5a8566295c02c1c70505ce8e10f889b06bba
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AB1D604739CEF77C86256FA30068CCFD.0001
- Page: https://openairdocs.org/stc/SA4624SW

## ADs that name it

None.

## Approved models (6)

- Raytheon Aircraft Company BH.125 Series 400A (TCDS A3EU)
- Raytheon Aircraft Company DH.125 Series 1A/S-522 (TCDS A3EU)
- Raytheon Aircraft Company DH.125 Series 3A (TCDS A3EU)
- Raytheon Aircraft Company DH.125 Series 3A/RA (TCDS A3EU)
- Raytheon Aircraft Company DH.125 Series 400A (TCDS A3EU)
- Raytheon Aircraft Company HS.125 Series 700A (TCDS A3EU)

## 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 States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate Project No. SA7916SC-T SHC

Number SA4624SW This Certificate issued to Howell Instruments, Inc.

3479 W. Vickery Blvd.

Fort Worth, TX 76107

Part 10 of the Civil Air Regulations.

Original Product Type Certificate Number : A3EU Make : Raytheon Aircraft Co.

Model : BH. 125-400A; DH. 125-1A/S-522; DH. 125-3A/RA;

DH. 125-400A; DH.125-3A; HS. 125-700A

Description of Type Design Change: Installation of Howell N1, N2 and ITT indicators according to Drawing List No. 810400, Revision A, dated July 30, 2004, or later FAA approved revision. FAA approved Airplane Flight Manual Supplement No. FES1495AFMS, Rev. A, dated November 22, 2004, or later FAA approved revision is required.

Limitations and Conditions: 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 : January 08, 1982

Date of issuance : March 11, 1982 Date reissued :

Date amended : January 05, 2005

( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region

(Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

Number SA4624SW Date of Issuance: March 11, 1982 Date Amended: January 05, 2005

Model (Continued):

-400A ; DH.125-3A ; HS. 125 -700A

## Every issue (1)

- January 5, 2005: Amended, Current. [certificate](https://openairdocs.org/files/sha256/bd/56/bd56d10874c266d9c352fcf270dc5a8566295c02c1c70505ce8e10f889b06bba)

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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.