# Airworthiness Directives; Pratt & Whitney JT9D Series Turbofan Engines; Correction
> **Rule** · Final rule; correction. · Published 1999-10-15 · Effective 1999-10-15 · 64 FR 55815
## Document
- **Document number:** 99-26710
- **Category:** airworthiness
- **Manufacturer:** Pratt & Whitney JT9D Series Turbofan
- **Type:** Rule
- **Action:** Final rule; correction.
- **Citation:** 64 FR 55815
- **Publication date:** 1999-10-15
- **Effective date:** 1999-10-15
- **FAA docket:** Docket No. 98-ANE-31-AD
## Abstract

This document makes a correction to Airworthiness Directive (AD) 99-15-02 applicable to certain Pratt &Whitney (PW) JT9D series turbofan engines that was published in the Federal Register on July 16, 1999 (64 FR 38299). Part number (P/N) and service bulletin (SB) references in the compliance section are incorrect. This document corrects those references. In all other respects, the original document remains the same.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1999/10/15/99-26710/airworthiness-directives-pratt-and-whitney-jt9d-series-turbofan-engines-correction)
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