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 Issue dateTitleTopic
1CAN012101, Interim Report Concerning an Evaluation of Deviation18 January 2021Interim Report Concerning an Evaluation of Deviation
ML20028D38013 January 202010CFR21 Notification for Ashcroft 2-1/2 & 3-1/2 1009, 63mm 2008, 63mm & 100mm 1008 Industrial Gauges, Weksler 3-1/2 Regal Gauges
ML19263A6669 September 2019Lake Engineering Co. - Third Interim Notification Per 10 CFR Part 21: Degraded Snubber SF1154 Hydraulic Fluid Batch No. ZJS1518
ML19008A0434 January 2019Third Interim Notification Per 10 CFR Part 21 Degraded Snubber SF1154 Hydraulic Fluid Batch No. 11KLVS146
ML18361A58019 December 2018Stations, Units 1 & 2 - Part 21 Report Providing Updated Anchor Darling Double Disc Gate Valve Information and Repair StatusStroke time
Anchor Darling
RA-17-059, Commitments for Resolution of Anchor Darling Double Disc Gate Valve Part 21 Issues29 August 2017Commitments for Resolution of Anchor Darling Double Disc Gate Valve Part 21 IssuesAnchor Darling
L-17-280, Commitments for Resolution of Anchor Darling Double Disc Gate Valve Part 21 Issues29 August 2017Commitments for Resolution of Anchor Darling Double Disc Gate Valve Part 21 IssuesAnchor Darling
PLA-7629, Transmittal of 10CFR 21 Notification17 August 2017Transmittal of 10CFR 21 Notification
ML17251A83914 August 2017Wectec LLC - Closure of Interim 10 CFR Part 21 Report
ML17251A84119 June 2017Wectec LLC - Interim 10 CFR Part 21 Report Regarding a Reactor Coolant System Pipe Spool for V.C. Summer Unit 3 AP1000 Project
ML17179A3787 June 2017TE Connectivity - Part 21 Transfer of Information TE-023
ML15243A17425 August 2015Part 21 Furmanite Nuclear Grade Leak Seal Material FSC-N-1B
ML15224A54310 August 2015Part 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
ML15223B2687 August 2015Part 21 - Damaged Surveillance CapsulesFitness for Duty
L-PI-15-069, Notification of Part 21 Report - Abb 50H Instantaneous Over Current Protection Relay Failure6 August 2015Notification of Part 21 Report - Abb 50H Instantaneous Over Current Protection Relay Failure
ML15223B2646 August 2015Part 21 Report - Notification of Deviation Regarding Hk Circuit Breaker Pivot Pin
ML15105A34623 March 2015NSAL-15-2 - Impact of a Break in the Reactor Coolant Pump No. 1 Seal Leak-off Line Piping on Seal Leakage During a Loss of Seal Cooling EventUnanalyzed Condition
Probabilistic Risk Assessment
FLEX
Fire Protection Program
ML15022A65020 January 2015Letter from Steven R. Eisenberg USNRC 10CFR Part 21 Notification
ML14192A0393 July 2014Interim 10 CFR Part 21 Report Regarding Deviations of Modules and Submodules Supplied for AP1000 Projects
ML14079A02713 March 2014Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot Valve
ML13277A01023 September 2013Interim Report Update for Component ASME Material Supplied by Mirion Technologies (Conax Nuclear), Inc. (Mtcn), as Part of Containment Electric Penetration Assemblies (EPA)
ML13246A08723 August 2013Nuclear Nonconformance Event Number 49302 - 10CFR21 Notification
ML13044A0758 February 2013Part 21 - Completed Evaluation for Potential Error in Main Steam Line High Flow Calculational Methodology
ML12326A71421 November 2012Fourth Interim Report Pursuant to 10 CFR 21 - Unexpected Degradation of Vital Batteries Lll and Lv
ML12206A05524 July 2012Second Interim Report Pursuant to 10 CFR 21 - Unexpected Degradation of Vital Batteries III and IV
ML12181A14327 June 2012Limitorque Part 21 Notification Interim Report - Potential Defective Part in SMB-0 Heavy Spring Pack
ML12038A0293 February 2012Part 21 Report- Foreign Material Found in Emergency Diesel Generator High Pressure Fuel Hose
ML1024605372 September 2010Part 21 60-Day Interim Report Notification: Failure to Include Seismic Input in Channel-Control Blade Interference Customer GuidanceSafe Shutdown Earthquake
Operating Basis Earthquake
Channel-control blade interference
ML10007007319 November 2009USNRC 10CFR Part 21 Notification - Flowserve Figure 848 Disk/Disk Nut Separation
ML09329004616 November 2009Part 21 Communication Involving Wartsila Type Sacm UD45 Emergency Diesel Generating Sets Big End Bearings Installed in the Us Nuclear Power Stations of Constellation Energy at Calvert Cliffs and Xcel Energy at Prairies Island
ML09021037630 December 2008December 2008 OL Exam (SRO Exam with Answers)Half scram
Hydrostatic
Squib
Abnormal operational transient
Foreign Material Exclusion
Scram Discharge Volume
Severe Accident Management Guideline
Overtravel
ML08359034622 December 2008Part 21 Notification - Defective Optical IsolatorsCommercial Grade
ML0828003373 October 2008Namco, Transmittal of 10CFR Part 21 Report - Thread Sealant Issue
ML08207008022 July 2008Transmittal of Notifications Identification of Defect Breaker Charging Motors, Abb Part Number 709799T11 (Lamb Electric Part Number 116848-00)
ML07143026217 May 200710 CFR Part 21 Report Concerning 3 and 4 Borg Warner Check Valves, Amendment of Information Previously Supplied
ML07003000922 December 2006Part 21 Notification Re Identification of Defect of Fairbanks Morse Woodward Governor Which Considered to Be a Substantial Safety Hazard
ML06156055725 May 2006Part 21 Report Submitted 3/31/06; Response to Request for Additional InformationBoric Acid
Commercial Grade Dedication
Hydrostatic
Anchor Darling
Nondestructive Examination
Overtravel
Earthquake
Liquid penetrant
Weak link
ML06086008521 March 2006Rosemount Nuclear Instruments, Inc., Notification Under 10 CFR Part 21 for Model 1153 and Model 1154 Pressure Transmitters
ML05291038913 October 2005Part 21 Communication: Testing to ANSI Standards Complete on Circuit Breaker Replacement Primary Bushings
NL-05-0317, 10 CFR 21 Interim Report Cutler-Hammer Freedom Series Model C306 Thermal Overload Relays and Heater Packs2 March 200510 CFR 21 Interim Report Cutler-Hammer Freedom Series Model C306 Thermal Overload Relays and Heater Packs
ML0501102237 January 2005Non-Emergency Event Report, Overstress Condition on Single Failure Proof Crane Trolleys
ML04352007715 December 200410 CFR 21 Report, Potential Non-Conservatism in Butterfly Value Torque Predictions Under Compressible Flow Conditions.
NL-04-2459, 10 CFR 21 Report, Electric Power Research Institute Motor Operated Valve Performance Prediction Methodology Versions 1.0 Through 3.215 December 200410 CFR 21 Report, Electric Power Research Institute Motor Operated Valve Performance Prediction Methodology Versions 1.0 Through 3.2
JAFP-04-0182, 10 CFR Part 21 Notification Regarding Potential GE Hma Type Auxiliary Relay Failures in Multiple Systems16 November 200410 CFR Part 21 Notification Regarding Potential GE Hma Type Auxiliary Relay Failures in Multiple Systems
ML04328059715 November 2004Potential Defect Under 10CFR21 Regarding Electronic Modules Supplied to the First Energy Beaver Valley Nuclear Plant
ML04280026729 September 2004Submittal of Part 21 Final Report: Non-conservative SLMCPRMinimum Critical Power Ratio
ML04208024922 July 2004Transmittal of Interim Report Concerning an Evaluation of a Deviation Pursuant to 10CFR21.21 (a)(2).
ML04090036625 March 2004Part 21 Report Regarding Potential Safety Hazard for Blowers on OP Engines (Limerick and ANO-2)
ML04057063323 February 2004Final Part 21 Report Regarding a Failure of a Safety-Related K-Line Circuit Breaker