# STC SA01981NY

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Northrop Grumman Corporation 
California Microwave Systems, United States
- Description: Installation of a Universal Avionics Terrain Awareness Warning System (TAWS).
- Applied: March 12, 2004
- Status date: February 8, 2005
- Product: Aircraft, Single-Engine
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/bb/2e/bb2ee1095634510d456a8c14f595986c57e966cb39369f9abc913ecf26abd872
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7A4B358A7CBACF9E86256FD5006CD4E9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA01981NY

## ADs that name it (0)

None.

## Approved models (2)

- Raytheon Aircraft Company 300 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company B300 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## 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.

Number SA01981NY This certificate issued to Northrop Grumman Systems Corporation 18450 Showalter Road Hagerstown, MD 21742

Part 23 of the Federal Aviation Regulations.

Original Product -- Type Certificate Number : A24CE Make : Raytheon

300 and B300 Model :

Installation of a Universal AvionicsTerrain Awareness Warning System (TAWS) in accordance with Northrop Grumman Electronic Systems Installation Drawing List 320901DL, Revision C, dated December 20, 2004.

1. Northrop Grumman, Airplane Flight Manual Supplement No. 320904ER, Revision A, FAA approved February 8, 2005, is required with this modification.

2. Northrop Grumman Electronic Systems Instructions for Continued Airworthiness (ICA) Report No. 320903ER, Revision A, dated December 20, 2004 is required with this modification.

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.

4. Compatibility of this design change with previously approved modifications must be determined by the installer.

Date of application : March 12, 2004

Date of issuance : August 31, 2004 Date reissued :

Date amended : February 8,2005.

( Signature) Vito A. Pulera Manager New York Aircraft Certification Office

(Title)

## Every issue (1)

- February 8, 2005: Amended, Current. [certificate](https://openairdocs.org/files/sha256/bb/2e/bb2ee1095634510d456a8c14f595986c57e966cb39369f9abc913ecf26abd872)

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