Department of Defense
MANUAL
NUMBER 4151.22-M
June 30, 2011
Incorporating Change 1, August 31, 2018
USD(A&S)
SUBJECT: Reliability Centered Maintenance (RCM)
References: (a) DoD Directive 5134.01, “Under Secretary of Defense for Acquisition,
Technology, and Logistics (USD(AT&L)),” December 9, 2005
(b) DoD Directive 4151.18, “Maintenance of Military Materiel,” March 31, 2004
(c) DoD Instruction 4151.22, “Condition Based Maintenance Plus (CBM
+
) for
Materiel Maintenance,” December 2, 2007
(d) Deputy Secretary of Defense Memorandum, “Establishment of the Office of
the Under Secretary of Defense for Research and Engineering and the Office
of the Under Secretary of Defense for Acquisition and Sustainment,” July 13,
2018
(e) Assistant Secretary of Defense for Logistics and Materiel Readiness,
“Condition Based Maintenance Plus DoD Guidebook,” May 2008
(f) Defense Acquisition University, “Defense Acquisition Guidebook,”
February 19, 2010
1. PURPOSE. In accordance with the authority in References (a) and (b), this Manual
implements policy established in Reference (c), assigns responsibilities, and provides guidance
for the RCM process to achieve inherent reliability and restore deteriorated reliability for DoD
materiel as well as ensure safety and other performance characteristics are maintained.
2. APPLICABILITY. This Manual applies to OSD, the Military Departments, the Office of the
Chairman of the Joint Chiefs of Staff and the Joint Staff, the Combatant Commands, the Office
of the Inspector General of the DoD, the Defense Agencies, the DoD Field Activities, and all
other organizational entities within the DoD.
3. DEFINITIONS. See Glossary.
4. POLICY. In accordance with Reference (c), it is DoD policy that, as one of the key enablers
of Condition Based Maintenance Plus (CBM
+
) and the life-cycle sustainment of DoD weapon
systems, RCM shall be used to ensure effective maintenance processes are implemented. RCM
shall also be used as a logical decision process for determining optimum failure management
