AD 2003-14-18

final rule
Data completeness: 70%

Airworthiness Directives; Sikorsky Aircraft Corporation Model S76A, B, and C Helicopters

AD Number
2003-14-18
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 2002-SW-39-AD
FR Citation
68 FR 42952

Applicability

TypeManufacturerModelDetails
aircraft Sikorsky Aircraft Corporation Model S76A Airworthiness Directives; Sikorsky Aircraft Corporation Model S76A, B, and C Helicopters

Unsafe Condition

Manufacture of main landing gear brake discs, part number 5014067, using inferior materials may result in reduced braking performance and subsequent loss of control of the helicopter.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Within 60 days, inspect for the presence of brake discs, part number 5014067. If found, within 90 days, remove and replace them with part number 5007672. Re-identify brake assemblies as specified. Until replacement is complete, revise the Rotorcraft Flight Manual to increase takeoff and landing distances by a factor of 1.67.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 90 days for disc replacement and re-identification of brake assemblies.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Sikorsky Aircraft Corporation Model S76A, B, and C helicopters with main landing gear brake assembly part numbers 5007555, 5007555-1, or 5007555-2 installed.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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