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Regulatory Guide (RG) 1.257, Revision 0, Qualification Of Fiber-Optic Cables, Connections, and Optical Fiber Splices for Use in Safety Systems for Production and Utilization…

Accession Number: ML25052A127

Date Released: Friday, August 22, 2025

Package Contents

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• ML25052A132 - Public Comment Table for Regulatory Guide (RG) 1.257, Revision 0, Qualification of Fiber-Optic Cables, Connections, and Optical Fiber Splices for Use in Safety Systems for... (3/21/2025)
• ML24289A158 - 719th ACRS Full Committee Regulatory Guides October 2 and October 3, 2024 (10/18/2024)
• ML25052A227 - Federal Register Notice (FRN) for Regulatory Guide (RG) 1.257, Revision 0, Qualification of Fiber-Optic Cables, Connections, and Optical Fiber Splices for Use in Safety Systems... (8/7/2025)
• ML25052A253 - Clean Version of Regulatory Guide (RG) 1.257, Revision 0, Qualification of Fiber-Optic Cables, Connections, and Optical Fiber Splices for Use in Safety Systems for Production and... (8/31/2025)
• ML25136A308 - 725th ACRS Full Committee Regulatory Guide - May 6 through May 9, 2025 (5/19/2025)
• ML25196A201 - July 2025 Advisory Committee On Reactor Safeguards (ACRS) Full Committee Meeting Topical Reports (7/17/2025)