# STC SA2670WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Madras Air Service, United States
- Description: Installation of Madras Air Service Fiberglass wing tips
- Applied: July 24, 1971
- Status date: January 24, 1974
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS TC 616](https://openairdocs.org/tcds/TC%20616)
- Certificate PDF: https://openairdocs.org/files/sha256/5e/9a/5e9a6551cd850cc8fdd0b31eddacd75dcd6df596881f3b22d538e43eb110c389
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197138086720260917172657.0001
- DRS record last changed: September 17, 2026
- Page: https://openairdocs.org/stc/SA2670WE

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation 12-A (Army UC-40; UC-40A); Navy JO-1; JO-2) ([TCDS TC 616](https://openairdocs.org/tcds/TC%20616))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA26T0WE This certificate issued to: Madras Air Service PastXoptex Rogratretex as amended October 1, 1934.

Original Product - Type bertificate Number: IC 616 Make: Lockheed Model: 12A, N36P, Serial No. 1254 Normal Category Description of Type Design Change:

Installation of Madras Air Service Fiberglass Wing Tips, Part Number MAS-102 in accordance with Blue Wings Inc., Installation Drawings 1254-1, and 1254-2.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Lockheed 12A, N36P, Serial Number 1254 only.

Date of Application: JUIJ 24, 1971 Date Reissued:

Date of Issuance: JANUARy 24,1974 Date Amended:

FEDERAL AVTATION By Direction of the Administrator a TOMINISTRATO Acrt Chief, Aircreft Engineering Division signature f

47.

## Every issue (2)

- January 24, 1974: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5e/9a/5e9a6551cd850cc8fdd0b31eddacd75dcd6df596881f3b22d538e43eb110c389)
- January 24, 1974: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/bc/86/bc8681ce1a0798b4d219ad0acfaf9b043f610ba12717cc7b33217e69e701c090)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.