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 Issue dateTitleTopic
1CAN012101, Interim Report Concerning an Evaluation of Deviation18 January 2021Interim Report Concerning an Evaluation of Deviation
ML02281029030 September 2002Main Steam Line Valve Out-of-Service Final ReportFlow Induced Vibration
ML02329016218 November 2002Final Report, Stability Option III: Possible Successive Confirmation Count Resets - Not ReportableMELLLA
ML05116024114 April 2005Thermo Electron Svioc, SV18C and SV28C Series Recorders
ML06237009521 August 2006Update to Part 21 Interim Report Notification: Failure Analysis of Core Shroud Repair Tie Rod Upper Support CrackFinite Element Analysis
ML0701704608 January 200710CFR21 for FMEA and Pre-installation Setup of Woodward Digital Reference Unit (Dru); Fairbanks Morse Engine Reporting Id# 06-05
ML0810701729 April 2008Notification of Potential Part 21 Regarding Torus Immersion/Vapor Phase CoatingsCoatings
ML09076118811 March 2009Part 21 Notification - Defective Hk and K-Line Circuit Breaker Tension Springs
ML1018907391 July 2010Part 21 Report Concerning Failure of Turbine Overspeed Reset Control Valve Diaphragm
ML1025202193 September 2010Part 21 - Failure to Include Seismic Input in Reactor Control Blade Customer GuidanceSafe Shutdown Earthquake
Operating Basis Earthquake
Channel-control blade interference
ML11115A03914 April 2011Notice of Deviation Pursuant to 10 CFR 21, NPKC-7-21A(N) Splice Kit with Possible Compromised Jacket Seal
ML1112502392 May 201110 C.F.R. Part 21 Notification of Potential Defect, P/N 611130-T13-N SS5 Solid State Relay
ML11270006726 September 2011GE-Hitachi Part 21 Reportable Condition Notification: Failure to Include Seismic Input in Channel-Control Blade Interference Customer GuidanceSafe Shutdown Earthquake
Channel-control blade interference
ML11273A04828 September 201110 C.F.R. Part 21 Notification of Potential Defect in Solid State Relay
ML12066A1182 March 2012Part 21 Report - Rosemount Pressure Transmitters with Nonzero Based Calibrations
ML12088A17427 March 2012ATC Nuclear Part 21 Report - Defective 48 Volt DC Safety Related Power Supplies
ML12094A3712 April 2012Part 21 Report - Rosemount Pressure Transmitters with Nonzero Based Calibrations
ML12097A3162 March 2012Part 21 Report - Rosemont Pressure Tranmitters Out of Tolerance Condition
ML12158A4476 June 2012Part 21 60-Day Interim Report Notification - Closufailure of CRD Collet Retainer Tube/Outer Tube Weld
ML12283A24628 September 2012Part 21 - Fairbanks Morse Opposed Piston EDG Oil Pump LeakHydrostatic
ML12319A01227 September 2012Error in Main Steam Line High Flow Calculational Methodology
ML12347A30812 December 2012Part 21 60-Day Interim Report Notification: Error in Main Steam Line High Flow Calculational Methodology
ML13010A5189 January 2013Part 21 Interim Report on the Failure of an Emergency Diesel Generator Excitation System
ML13044A0758 February 2013Part 21 - Completed Evaluation for Potential Error in Main Steam Line High Flow Calculational Methodology
ML13094A17718 March 2013Notice to the U.S. Nuclear Regulatory Commission of a Possible Deviation or Defect in Nuclear Qualified High Efficiency Particulate Air Filters Manufactured by Aaf
ML13165A34212 June 201360-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML14079A02713 March 2014Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot Valve
ML14204A70723 July 2014Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Unseating of Valve Spring on SSPV
ML14210A01023 July 2014Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot ValveSafe Shutdown
Shutdown Margin
Scram Discharge Volume
ML15134A0161 May 2015Part 21 Report Regarding Potentially Unqualified Component in Certain Allen Bradley Timing Relays
ML15134A0171 May 2015Part 21 Report Regarding Potential Test Induced Defect in a 0867F Main Steam Safety Relief ValvesFlow Induced Vibration
ML15201A2878 July 2015Crane Nuclear, Inc. - Part 21 Interim Report - Notification of Pressure Seal Valve Yoke Material ComplianceNondestructive Examination
ML15223B2667 August 2015Part 21 Report - Crane Nuclear Pressure Seal Valve with Retaining RingsNondestructive Examination
ML15224A54310 August 2015Part 21 Interim Report - Notification of Pressure Seal Valve Yoke Material ComplianceNondestructive Examination
ML15303A01426 October 2015Part 21 Report Regarding Pressure Seal Valve Noncompliance, Per MillstoneNondestructive Examination
ML16004A03023 December 2015MPR Associates, Inc. - Part 21 Report, MPR Emergency Diesel Engine Timing Module Failure, Per E.I. Hatch, Unit 2
ML16020A47723 December 2015MPR Associates, Inc., - Part 21 Report, MPR Emergency Diesel Engine Timing Module Failure, Per E.I. Hatch, Unit 2
ML16252A27429 August 2016Azz/Nli - Part 21 Report - Potential Allen Bradley Timing Relay
ML16328A31018 November 2016Notification of the Potential Existence of Defects Pursuant to 10 CFR Part 21Foreign Material Exclusion
ML17075A27828 February 2017Part 21 - Potential Transducer Component Defect
ML17081A45320 March 2017Part 21 - Plastic Jar Dedication Sampling
ML17096A2693 April 2017Part 21 Notification - Failure of Vishay Diodes
ML17101A3666 April 2017Part 21 Notification - Failure of Vishay Diodes
ML17114A06919 April 2017Part 21 Report - Control Rod Drive Mechanisms Contaminated with ChloridesSafe Shutdown
Pressure boundary leak
ML17142A32311 May 2017Interim Report Concerning Supply of Stainless Steel Tubing
ML17250A15731 August 2017Commitments for Resolution of Anchor Darling Double Disc Gate Valve Part 21 IssuesAnchor Darling
ML17286A02411 October 2017Part 21 on Siemens 5-3AF-GER-350-1200-78 & 5-3AF-GEU-350-1200-78 Circuit Breakers
ML17355A1395 December 2017Potentially Degraded Snubber SF1154 Hydraulic Fluid Batch 14ELVS145 Final Report Per 10 CFR Part 21
ML18075A3556 March 201810 CFR Part 21 Notification of Defect on Crane Nuclear Figure Number 83 1/2 Spl 10x8x10 and 6x4x6 Bolted Bonnet Gate Valve
ML18102A5293 April 201810CFR21 Reporting of Defects and Non-Compliance - Engine Systems, Inc. Report No. 10CFR21-0121, Rev. 0, Refurbished Pressure Regulator Assembly, P/N 1776 506.Safe Shutdown