# STC SA2375WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Seattle Sky Sports Inc, United States
- Description: Removal of main cabin door for the purpose of sport parachuting
- Applied: April 12, 1971
- Status date: June 24, 1971
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-723](https://openairdocs.org/tcds/A-723)
- Certificate PDF: https://openairdocs.org/files/sha256/9e/5a/9e5aa4a7c2e22e2dcba1aa2e4f5e17b7ea249ed148363e546d2cbf59d23cbc04
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6B8C9038E6B8F3BF86257A24006BAF33.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2375WE

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation 18 ([TCDS A-723](https://openairdocs.org/tcds/A-723))

## What the certificate says

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

amited tutes of Sarrin Supplemental Type Certificate Number SA2375VE Thiartificate inuedle Senttle Sky Sports Inc.

Rt. 5, Box 4531 Issaquah, Washington 98027 Certifies that the change in the type design fer the fellowing produchwith the linitations and conditi no hereforearfecifiedlemenmedatheairalineranquirementafPest ta ofthe CIVIL MIS Figelationt. (see Airerari Spectfivetion A-199) Original Iratect - Type C Aificute Number: A-123 Make: Lockheed Model: 28-55 Darplinflype Deignbhange: renoval of main cabin door for the purpose of sport parachuting in accordance with operating linitations listed in the FAA approved Plight Manual Supplement, dated 24 June 1971, finitaliensand benditions: This Supplemental Type Certiticate applies to Lockhead Model 18-56, N44140, S/N 2513 only.

Date of Application: 22 April 1971 Date Reissued:

Date fisance: 2 4 JUN 1971 Date Amended:

FEDERAT AVIATION (Signature) ( Chier, Aircraft Encineerina Division 47 FAR For 8110-2 (10-88) Pago 1 of 2 Pages

## Every issue (1)

- June 24, 1971: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9e/5a/9e5aa4a7c2e22e2dcba1aa2e4f5e17b7ea249ed148363e546d2cbf59d23cbc04)

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