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Airworthiness Directive

AD 98-21-36: Robinson Helicopter Company Model R44 Helicopters

Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters

Effective
Nov 23, 1998
Published
Oct 19, 1998
Registered aircraft
557

Models this AD may apply to

AI-extracted — verify against original

Matched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.

Aircraft

  • Certain serial numbers: R44 0001–0159. Only with: Excluding S/N 0143, 0150, and 0156; applies with cyclic control pilot's grip assembly P/N A756-6 Revision N or prior installed.
  • Only with: Excluding S/N 0143, 0150, and 0156; applies with cyclic control pilot's grip assembly P/N A756-6 Revision N or prior installed.

Applicability

From the AD text
Model R44 helicopters, serial numbers (S/N) 0001 through 0159, except S/N 0143, 0150, and 0156, with cyclic control pilot's grip assembly (grip assembly), part number (P/N) A756-6 Revision N or prior, installed, certificated in any category.

Related ADs

Superseded or revised by AD 99-23-01.

Read the AD in the Federal RegisterReport an error on this page