A-95-071
NTSB Safety Recommendation — Aviation
Recommendation text
THE NTSB RECOMMENDS THAT THE FAA: ISSUE AN AIRWORTHINESS DIRECTIVE TO REQUIRE THE INSPECTION OF PRATT & WHITNEY JT8D ENGINE HIGH PRESSURE COMPRESSOR STEEL DISCS THAT WERE LAST OVERHAULED & MAINTAINED BY TURK HAVA YOLLARI OF TURKEY PRIOR TO REACHING 3,000 CYCLES SINCE THAT LAST OVERHAUL & INSPECTION. SPECIAL ATTENTION SHOULD BE GIVEN TO THE POTENTIAL FOR CORROSION PITTING OR CRACKS IN THE SHIELDING HOLES IN 7TH STAGE HIGH PRESSURE COMPRESSOR DISCS. (URGENT)
In plain language (FlightFinder summary)
The FAA is asked to issue an airworthiness directive requiring inspection of Pratt & Whitney JT8D engine high pressure compressor steel discs last overhauled and maintained by Turk Hava Yollari of Turkey, before they accumulate 3,000 cycles since that overhaul. Special attention must be given to potential corrosion pitting or cracks in the shielding holes of 7th stage high pressure compressor discs.
This plain-language summary is written by FlightFinder to explain the recommendation above. It is not the official wording — the verbatim NTSB text is quoted above.
Details
| Status | Closed - Acceptable Action |
|---|---|
| Mode | Aviation |
| Closed | Nov 20, 1995 |
| NTSB number | ATL95MA106 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).