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 Issue dateTitleTopic
ML23241A00225 August 2023Paragon Final Part 21 Report on Defect with Eaton/Cutler Hammer Size 4 and 5 Freedom Series Contactors Modified by Paragon with Special Coils And/Or with RTV to Improve the Securing of Shading Coils
ML23221A3703 August 2023Paragon Energy Solutions, 10CFR Part 21 Initial Notification: P21-08032023-IN, Rev. 0
ML23038A0196 February 2023Curtiss-Wright Part 21 Notification for Qualtech Np Supplied Eaton TMR5 Timing Relays
ML22341A03230 November 202210 CFR Part 21 Notification from Curtiss-Wright Nuclear Division for Qualtech Np Supplied Eaton TRM5 Timing Relays
ML21168A21717 June 2021GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 ReactorsOperability Determination
Fuel cladding
M210077, GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 Reactors17 June 2021GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 ReactorsOperability Determination
Fuel cladding
ML20366A0487 December 202010CFR21 Reporting of Defects and Non-Compliance - Engine Systems, Inc. Report No. 10 CFR21-0114, Rev. 1Safe Shutdown
ML20366A04718 November 2020Curtiss-Wright 10 CFR Part 21 Notification for SF-1154 Hydraulic Fluid Batch 17BLVS293
M200087, GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss Coefficients24 June 2020GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss CoefficientsOperability Determination
Fuel cladding
ML20176A43224 June 2020GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss CoefficientsOperability Determination
Fuel cladding
ML20049A07511 February 2020C&D Technologies, Inc. -10 CFR Part 21 Evaluation Regarding Container Failure in KCR-07 Batteries
ML19121A15515 April 2019Curtiss-Wright Nuclear Division, Enertech - 10 CFR Part 21 Notification for SF-1154 Hydraulic Fluid
ML17194A82511 July 2017Part 21 Report Re Wedge Pin Failure in Anchor Darling Motor Operated Double Disc Gate Valves with Threaded Stem to Upper Wedge ConnectionsAnchor Darling
ML17090A39827 March 2017Engine Systems, Inc. - Part 21 Report Regarding Identification of Failed Diode Surge Suppressor with Internal Manufacturing Defect
ML17081A45320 March 2017Part 21 - Plastic Jar Dedication Sampling
ML17055C1779 February 201710 CFR 21 Evaluation Regarding Design Basis Calculation Error Using FL0-2D Software
ML17026A41420 January 2017C&D Technologies, Inc. - Part 21 - Plastic Jar Dedication Sampling
ML17032A08030 December 2016Engine Systems, Inc., 10CFR21 Reporting of Defects and Non-Compliance, Report No. 10CFR21-0114, Rev. 0Safe Shutdown
ML17006A01029 December 2016Engine Systems, Inc. - Part 21 Issues Identified with the Enterprise Diesel Engine SubcoverSafe Shutdown
ML17006A01413 December 2016Enercon - Part 21 - Notification-Design Basis Errors Using Flo-2D Software
ML16342A98123 November 2016Enercon - Part 21 Notification - Design Basis Errors Using FLO-2D Software
ML16251A0982 September 2016Part 21 - Potential Failure of Battery System Connections
ML16252A27429 August 2016Azz/Nli - Part 21 Report - Potential Allen Bradley Timing RelayCommercial Grade
ML16243A47426 August 2016Potential Part 21 Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML16232A60415 August 2016Potentially Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML16238A18615 August 2016Update - Report of Potential l0CFR Part 21, Allen Bradley Timing Relay Model 700RTC-NRC Event Number 51030, Accession Number ML15134A016Commercial Grade
ML16188A37430 June 2016Part 21 - Inadequate Swaging and Adherence of Silicone O-Ring and Silicone PAD Soft Seat Main Disc and Pilot Disc Assemblies
ML16154A20726 May 2016Part 21, Azz/Nli Nuclear Logistics, Inc., Potentially Unqualified Component in Certain Allen Bradley Timing Relays Model 700RTCCommercial Grade
ML16111A4208 April 2016Part 21 Report No. P21-04302015, Rev. 1 Regarding Potentially Unqualified Component in Certain Allen Bradley Timing Relays, Per Browns Ferry, Ginna, Millstone, Nine Mile Point, North Anna, Ft. Calhoun, Perry, River Bend, South Texas ProjectCommercial Grade
ML16098A44622 March 2016United Controls International - Part 21 Report Regarding Defective Fuses, Per Perry Nuclear Power Plant
ML15217A3034 August 2015Notification of Part 21 - Report - Ferraz Shawmut/Mersen Fuses P/N: AJT25 and AJT60
ML15140A21811 May 2015Part 21 Report Regarding Defect Identified 6 Inch Gear Operated Ball Valves (Part Number GBV-B2-60-0020 & GBV-B2-60-0112), Notification No. 15-1
ML15134A0161 May 2015Part 21 Report Regarding Potentially Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML15159A56830 April 2015Report of Potential 10CFR Part 21, Allen Bradley Timing Relay Model 700RTCCommercial Grade
ML15022A65020 January 2015Letter from Steven R. Eisenberg USNRC 10CFR Part 21 Notification
ML14274A05222 September 2014Final Report 10CFR Part 21 Evaluation Regarding Misaligned Separators in LCR-25 Standby Batteries, Revision 1 - Original Letter Did Not Include the List of Affected Utilities
ML14210A01023 July 2014Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot ValveSafe Shutdown
Shutdown Margin
Scram Discharge Volume
Failure to Scram
Affidavit
ML14204A70723 July 2014Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Unseating of Valve Spring on SSPVAffidavit
ML14204A70823 July 2014Enclosure 2, Description of Closure Evaluation, Non-Proprietary Information - Class I (Public)Safe Shutdown
Shutdown Margin
Scram Discharge Volume
Failure to Scram
ML14134A0798 May 2014Part 21 - Potential Defect in NUS-710DU Trip Unit to Produce a Valid Trip Output Signal
ML14139A2598 May 201410 CFR Part 21 Report Notification, NUS710DU Trip Units
ML13324A3918 November 2013Part 21 - Machining Error Identified in Geared Limit Switches
ML13284A0843 October 2013Deficiency Report from Baldor Electric Co., on Nuclear Nonconformance Event No. 49302
ML13165A34212 June 201360-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML13064A01225 February 2013Notification of Potential Part 21 Report Re Wedge Pin Failure of an Anchor/Darling Double-Disc Gate ValveAnchor Darling
ML13044A0758 February 2013Part 21 - Completed Evaluation for Potential Error in Main Steam Line High Flow Calculational MethodologyPower Uprate
ML13042A0968 February 2013Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Error in Main Steam Line High Flow Calculational MethodologyPower Uprate
ML12348A13613 December 2012Part 21 60-Day Interim Report Notification: Adequacy of Design Change in Am Magne-Blast Circuit Breakers
ML12352A12313 December 201260-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML12347A30812 December 2012Part 21 60-Day Interim Report Notification: Error in Main Steam Line High Flow Calculational Methodology
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