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Public Record · As of May 5, 2026

N719HT

Sikorsky CH-54B View Type →

Status

Registration Valid

Type

Rotorcraft

Engine

P & W JFTD12A SER

Last Cert Issue

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to SIKORSKY CH-54B

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

  • Jul 22, 1999

    Airworthiness Directives; Sikorsky Aircraft-Manufactured Model CH-54B Helicopters

    This amendment adopts a new airworthiness directive (AD), applicable to Sikorsky Aircraft-manufactured Model CH-54B helicopters, that requires initial and recurring inspections and rework or replacement, if necessary, of the second stage lower planetary plate (plate). This amendment is prompted by two reports of cracked plates that have been found during ov…

    Federal Register →
  • Apr 16, 1999

    Airworthiness Directives; Sikorsky Aircraft-Manufactured Model CH-54B Helicopters

    This document proposes the adoption of a new airworthiness directive (AD) that is applicable to Sikorsky Aircraft-manufactured Model CH-54B helicopters. This proposal would require initial and recurring inspections and rework or replacement, if necessary, of the second stage lower planetary plate (plate). This proposal is prompted by two reports of cracked…

    Federal Register →

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.