# AD 75-24-03: Crew Emergency Exit

- Type: Airworthiness directive
- Status: Current
- Products: Learjet 24A
- Effective: December 18, 1975
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-2423
- Registered aircraft: 2 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B735F67222794E2A8625696E00542A68.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/75-24-03

## The airworthiness directive

75-24-03 LEARJET MODEL 24A: Amendment 39-2423. Applies only to airplanes modified per STC ST7RM when used in cargo operation.

Compliance required within the next 150 hours time in service after the effective date of this AD, unless already accomplished.

To provide an adequate emergency exit for flight crew members, install Alpine Aircraft Charters, Inc., STC SA14RM or equivalent approved by Chief, Engineering and Manufacturing Branch, Rocky Mountain Region, or provide access to the existing emergency exit on the right side of the fuselage in a manner approved by Chief, Engineering and Manufacturing Branch, Rocky Mountain Region.

This amendment becomes effective on December 18, 1975.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A10CE](https://openairdocs.org/tcds/A10CE): Learjet Inc.; names 1 of 29 models: 24A

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 2 (2 by airframe model, 0 by engine model)
- Makers: Learjet 2

Models with the most aircraft:

- [Learjet 24A](https://openairdocs.org/model/learjet-24a): 2 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/75-24-03/models.md
Every aircraft: https://openairdocs.org/ad/75-24-03/aircraft.md

## Related documents

- [STC SA14RM](https://openairdocs.org/stc/SA14RM): Installation of Branson flight crew emergency exit.. Avcon Industries Inc, Cited in the text

---
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.