Document: NRC Regulatory Guide
Document ID: 7d480029-59df-44fe-9db8-c1c86566dac9
Document Type: regulatory_guide
Title: Operation and Maintenance Code Case Acceptability, ASME OM Code (Rev. 5)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2219/ML22196A063.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.192
CFR Part: 
CFR Title: 

Content:
200, “Acceptability of Probabilistic Risk Assessment Results for Risk-Informed Activities,” Washington, DC. 10. NRC, RG 1.201, “Guidelines for Categorizing Structures, Systems, and Components in Nuclear Power Plants According to Their Safety Significance,” Washington, DC. 1 Publicly available NRC published documents are available electronically through the NRC Library on the NRC’s public Web site at http://www.nrc.gov/reading-rm/doc-collections/ and through the NRC’s Agencywide Documents Access and Management System (ADAMS) at http://www.nrc.gov/reading-rm/adams.html. The documents can also be viewed online or printed for a fee in the NRC’s Public Document Room at 11555 Rockville Pike, Rockville, MD. For problems with ADAMS, contact the Public Document Room staff at 301-415-4737 or (800) 397-4209; fax (301) 415-3548; or e-mail pdr.resource@nrc.gov. 2 Copies may be purchased from the American Society of Mechanical Engineers, Two Park Avenue, New York, NY 10016- 5990; telephone (800) 843-2763. Purchase information is available through the ASME Web-based store at https://www.asme.org/publications-submissions/publishing-information. DG-1407, Appendix A, Page A-1 APPENDIX A NUMERICAL LISTING OF ASME OPERATION AND MAINTENANCE CODE CASES OM Code Case ASME Action Regarding Code Case Year OM Code Case Was Developed/Revised OM Code Case Was Approved in RG 1.192 (Y/N) / Which Revision of RG 1.192 Table Where OM Code Case Is Listed in RG 1.192 OMN-1 New Reaffirmed1 Reaffirmed Revised Reaffirmed Revised Reaffirmed Reaffirmed 1996 Addenda 1999 Addenda 2001 Edition 2002 Addenda 2004 Edition 2006 Addenda 2009 Edition 2012 Edition 50.55a2 Y / Revision 0 N N N Y / Revision 1 N N All versions of OMN-1 are listed in Table 3 OMN-1, Revision 1 New Reaffirmed Reaffirmed 2009 Edition 2012 Edition 2015 Edition N Y / Revision 2 N Table 3 Table 3 Table 3 OMN-1, Revision 2 New Reaffirmed Reaffirmed 2017 Edition 2020 Edition 2022 Edition Y / Revision 3 Y / Revision 4 Y / Revision