# STC SA260NW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Rosenbalm Aviation, United States
- Description: Removal of passenger configuration interior items and installation of a cargo door on the forward left hand side of the fuselage, cargo restraint bulkhead at Station 300, heavy-duty flooring, Class E cargo compartment, and provisions for two(2) additional crew members.
- Applied: November 5, 1975
- Status date: February 9, 1989
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- Certificate PDF: https://openairdocs.org/files/sha256/35/7b/357beaffcfc7de9370425bc1588d7962cbb37cd04537e5a0d2e2a20091f39bcd
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3CBFBB18494F088585256CC20008C668.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA260NW

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-8-33 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

## What the certificate says

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

File 1205 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA250NW This certificate issued to: Rosenbalm Aviation, InC.

Part Ab of the CiVi1 Air Regulations: (See Type Certificate Data Sheet 4A25) Original Product - Type bertificate Number: 4A25 Make: McDonnell Douglas Model: DC-8-33, S/N's 45261, 45377, 45388, 45421, 45626 only installation of a cargo door on the forward left hand side of the fuselage, cargo Description of Type Design Change: Removal of passenger configuration interior itens and restraint bulkhead at Station 300, heavy-duty flooring, Class "E" cargo compartment, and provisions for two (2) additional crew members in accordance with FAA sealed Rosenbalm Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. Therefore, this approval is limited to the installation in McDonnell Douglas DC-8-33, Serial Nos. 45261, 45377, 45388, 45421, and 45626 only. A copy of this certificate shall be maintained as part of the permanent records for the modified aircraft. The airplane must be operated in accordance with Rosenbalm Aviation, Inc. FAA Approved Flight Manual Supplement dated February 17, 1976.

ORIGINAL LOST Date of Application: November 5, 1975 Jute wissued: February 9, 1989 Date of Issuance: February 17, 1976 Jale umended: May 3, 1976; July 9, 1976;

FEDERAL AVIATION By directi if the ldministrater September 13, 1976; October 8, 1976 * Acting Manager, Seat Aircraft T MINISTRATOR Certification Office, ANM-100S (Title)

47.

## Every issue (1)

- February 9, 1989: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/35/7b/357beaffcfc7de9370425bc1588d7962cbb37cd04537e5a0d2e2a20091f39bcd)

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