# AD 47-32-02: Ballast Installation

- Type: Airworthiness directive
- Status: Current
- Products: Scotts-Bell 47 47B
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Rotorcraft
- Registered aircraft: 1 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C05D6DAB4116EDE286256A34004D44BE.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/47-32-02

## The airworthiness directive

47-32-02 BELL: (Was Mandatory Note 2 of AD-1H-1.) Applies Only to Model 47B Serial Numbers 2 Through 6 and 8 Through 28.

Compliance required not later than next 25-hour inspection after September 15, 1947.

The correct amount of fixed ballast for the Model 47B helicopters, as listed in Bell Service Bulletin 47C27, dated June 25, 1947, should be installed in accordance with the instructions also contained in that Bulletin. Compliance is required in order that the correct center of gravity range may be maintained.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS H-1](https://openairdocs.org/tcds/H-1): Scott's-Bell 47 Inc; names 1 of 9 models: 47B

## 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: Bell 1

Models with the most aircraft:

- [Bell 47B](https://openairdocs.org/model/bell-47b): 1 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/47-32-02/models.md
Every aircraft: https://openairdocs.org/ad/47-32-02/aircraft.md

Its text cites no advisory circulars or STCs.

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