# STC SA2399NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviation Technical Services, United States
- Description: Installation of a closet
- Applied: March 3, 1984
- Status date: July 9, 2020
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/76/9a/769ab340afda1705a2b2f2641d43e11a52e394b9442b2f209df1ed76cb24535a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8533B0A136934B43862585DD003DE421.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2399NM

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727-100C Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

## 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 SA2399NM

This certificate, issued to Aviation Technical Services 3121 109th Street SW Everett, WA 98204-3500

Part 4b of the Civil Air Regulations. (See Type Certification Data Sheet A3WE for complete certification basis)

Original ProductType Certificate Number: A3WE Make: Boeing Model: 727-100C Series

Description of the Type Design Change: Installation of a closet in accordance with TRAMCO Drawing 84-071 Sheet 1, Revision C, dated May 24, 1984, and Sheet 2, Revision A, dated May 17, 1984.

Limitations and Conditions: Approval of this change in type design applies basically to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any other previously approved modifications with introduce no adverse effect upon the airworthiness of that aircraft. The resulting interior arrangement along with the required placarding has not been evaluated and is not part of this STC. A copy of this Certification and TRAMCO Drawing 84-071 shall be maintained as part of the permanent records for the modified aircraft.

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: March 3, 1984 Date reissued October 24, 2018; July 9, 2020

Date of issuance: May 25, 1984 Date amended

**FAA FORM 8110-2 (5/14) PAGE 1 OF 2 PAGES**

(Signature)

For Manager, Seattle ACO Branch (Title)

Transfer the ownership of Supplemental Type Certificate Number

to (Name of Transferee)

(Address of Transferee)

(Number and Street)

(City, State, and ZIP Code)

from (Name of Grantor) (Print or Type)

(Address of Grantor)

(Number and Street)

(City, State, and ZIP Code)

Signature of Grantor (In Ink):

U.S. GPO: 1987-763-289

## Every issue (3)

- July 9, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/76/9a/769ab340afda1705a2b2f2641d43e11a52e394b9442b2f209df1ed76cb24535a)
- October 24, 2018: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/69/80/6980ce7748dd4e3da86607617ea80a140adac07c2e799f32b9d60e5609971ad8)
- May 25, 1984: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/10/ac/10ac440811142b27c4683bb2edf4240ebc093f1ae6ef515da1495b1a4c98fef8)

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