87-23-04 R1: Low PressureTurbine Disk
FAA order 87-23-04 R1 is an airworthiness directive in force since May 31, 1989. The FAA's subject line: Low PressureTurbine Disk. It names the Rolls-Royce RB-211 series, Rolls-Royce RB211-22B-02 engines: about 183 aircraft on the U.S. register today across them, though an order usually covers particular versions or serial numbers rather than every one. System: engine.
What it applies to as the FAA lists it
- Kind of product
- Engine
- Makes
- Rolls-Royce plc
- Models
- RB211-22B-02, RB211-22B/MOD 72-8700, RB211-524-02, RB211-524B-02, RB211-524B-B-02, RB211-524B2-19, RB211-524B2-B-19, RB211-524B3-02, RB211-524C2-19, RB211-524C2-B-19
- Engine series
- Rolls-Royce RB-211 series 182 aircraft
Rolls-Royce RB211-22B-02 1 aircraft
Dates and paperwork
- In force since
- May 31, 1989
- Docket
- Unknown
- Status
- Current
- The FAA's document
- Read the order on the FAA's site
The order itself the regulatory text, as published
Show the full text (2,374 characters)
87-23-04 R1 ROLLS-ROYCE plc: Amendment 39-5753 as amended by amendment 39-6180.
Applicability: Rolls-Royce plc (R-R) RB211-22B, -524, -524B, -524B2, -524B3, and -524C2 turbofan engines.
Compliance: Required as indicated, unless already accomplished.
To prevent low pressure turbine (LPT) stage 1 disk uncontained failure, accomplish the following:
(a) Modify LPT stage 2 vane nozzle assemblies, Part Numbers (P/N) LK63392, LK63331, LK63333, LK59046, LK59816, LK59853, LK59818, LK59038, LK55447, LK55420, LK54278, LK55452, and LK59002, in accordance with the Accomplishment Instructions of R-R Service Bulletin (SB) RB.211-72-8301, Revision 5, dated May 13, 1988, at the next shop visit of the LPT module, but not later than June 30, 1989.
NOTE: For the purpose of this AD, an LPT module shop visit is defined as separation of the LPT rotor assembly from the LPT case/vane nozzle assembly as necessitated by (1) its condition or (2) a requirement for scheduled maintenance.
(b) Aircraft may be ferried in accordance with the provisions of FAR 21.197 and 21.199 to a base where the AD may be accomplished.
(c) Upon submission of substantiating data by an owner or operator through an FAA Airworthiness Inspector, and alternative method of compliance with the requirements of this AD or adjustments to the compliance times specified in this AD, may be approved by the Manager, Engine Certification Office, ANE-140, Engine and Propeller Directorate, Aircraft Certification Service.
The LPT stage 2 vane nozzle assembly modification shall be done in accordance with Rolls-Royce SB RB.211-72-8301, Revision 5, dated May 13, 1988. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552 (a) and 1 CFR Part 51. Copies may be obtained from Rolls-Royce plc, Technical Publications Department, P.O. Box 31, Derby DE2 8BJ, England. Copies may be inspected at the Regional Rules Docket, Office of the Assistant Chief Counsel, Federal Aviation Administration, New England Region, 12 New England Executive Park, Room 311, Burlington, Massachusetts 01803, or at the Office of the Federal Register, 1100 L Street, N.W., Room 8301, Washington, DC.
Amendment 39-5753, AD 87-23-04 became effective on December 11, 1987.
This amendment (39-6180, AD 87-23-04 R1) becomes effective on May 31, 1989.
Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of October 30, 2026. Connections as data: /graph/directive/87-23-04 R1.json · aircraft systems.