# STC SA3408NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Lockheed Martin Aeronautics Company, United States
- Description: Installation of an 'executive' interior in the cabin compartment, modification of the flight station, and installation of instrumentation and communications equipment. (L1011-385-3 S/N 193H, 1247 AND UP)
- Applied: September 19, 1984
- Status date: April 26, 2004
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A23WE](https://openairdocs.org/tcds/A23WE)
- Certificate PDF: https://openairdocs.org/files/sha256/5c/f0/5cf0468b8a31744db0dd382ba09a8de885d5e81507fb41ecd38c61a0bc59fe82
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/ACBAB23E96D8E8AC862570C9006E234D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3408NM

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation L-1011-385-3 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))

## 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 SA3408NM

Lockheed Martin Aeronautics Company 36 South Cobb Drive Marietta, Georgia 30063 This Certificate issued to

Part 25* of the Federal Aviation Regulations.

*(For Certification Basis See T. C. Data Sheet A23WE)

A23WE

Lockheed

L-1011-385-3, S/N 193H, 1247 and Up Original Product Type Certificate Number :

Description of Type Design Change: The design change consists of the installation of an “Executive Interior in the cabin compartment; modification of the Flight Station; and installation of instrumentation and communications equipment in accordance with FAA approved Lockheed Air Service Company Master Drawing List Document Number 925ML10000255, Revision “D”, dated August 5, 1986, for Serial Number 193H, 1247 only, and FAA approved Lockheed Air Service Company Master Drawing List Document Number 925ML10001155, Revision “N/C,” dated August 26, 1987, or later FAA approved revisions of Document Number 925ML10001155.

Limitations and Conditions: “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 change in type design in MDL 925ML10000255, Revision “D,” applies to S/N 193H, 1247 only, and the parts listed therein are not eligible for PMA.

This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.

Date of application : September 19, 1984

Date of issuance : August 12, 1986 Date reissued : Feb. 26, 1988, May 5, 1989, April 24, 1998, Feb. 8, 2001, March 15, 2004, April 26, 2004

Date amended : February 17, 1988

( Signature) Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office (Title)

## Every issue (1)

- April 26, 2004: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5c/f0/5cf0468b8a31744db0dd382ba09a8de885d5e81507fb41ecd38c61a0bc59fe82)

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