# AD 70-12-03: Flap Jackscrew

- Type: Airworthiness directive
- Status: Current
- Products: Maryland Air Industries F-27, F-27A, F-27B, F-27F, F-27G, F-27J, F-27M, FH-227, FH-227B, FH-227C, FH-227D and FH-227E
- Effective: June 19, 1970
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-996
- Registered aircraft: 1 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4B80324DFE3CB7108625698500661C2F.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/70-12-03

## The airworthiness directive

70-12-03 FAIRCHILD-HILLER: Amdt. 39-996. Applies to F-27 and FH-227 type airplanes certificated in all categories.

To assure that the outboard flaps are contained in the event of over-travel, by the addition of positive stops to the screwjacks, accomplish the following within the next 250 hours in service after the effective date of this AD, unless already accomplished.

  (a) Comply with the applicable Fairchild Hiller Service Bulletin, No. F-27-27-72 dated January 16, 1970, or No. FH-227-27-30 dated January 16, 1970, or later revision or equivalent method both approved by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region.

  (b) Upon request with substantiating data submitted through an FAA Maintenance Inspector, the compliance time specified in this AD may be increased by the Chief, Engineering and Manufacturing Branch, FAA, Eastern Region.

This amendment is effective June 19, 1970.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 7A1](https://openairdocs.org/tcds/7A1): Maryland Air Industries Inc.; names 12 of 12 models: FH-227B, FH-227C, FH-227D, F-27, F-27A, F-27M, F-27J, FH-227E…

## 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: 1 (1 by airframe model, 0 by engine model)
- Makers: Fairchild 1

Models with the most aircraft:

- [Fairchild F-27F](https://openairdocs.org/model/fairchild-f-27f): 1 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/70-12-03/models.md
Every aircraft: https://openairdocs.org/ad/70-12-03/aircraft.md

Its text cites no advisory circulars or STCs.

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