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 Issue dateTitleTopic
ML23348A39414 December 2023Interim Part 21 Report of a Potential Deviation or Failure to Comply Associated with Starter Contactors for the High Pressure Coolant Injection Suppression Pool Inboard Suction Valve
ML23335A0721 December 2023Interim Report of a Deviation or Failure to Comply Associated with a Relay in the Unit 2 Reactor Core Isolation Cooling Condensate Pump
ML23320A25416 November 2023Interim Part 21 Report of a Deviation or Failure to Comply Associated with Check Valve 0-CKV-023-0565 for D1 Residual Heat Removal Service Water Pump
ML23282A0026 October 2023Interim Part 21 Report of a Deviation or Failure to Comply Associated with Check Valve 0-CKV-023-0565 for D1 Residual Heat Removal Service Water Pump
ML22208A00417 June 2022Nutherm International, Inc., USNRC 10CFR Part 21 Notification Reference: Arnold Magnetics Power Supply Part Number PBM-24-106
ML22153A0797 April 202210CFR Part 21 Notification for Curtiss-Wright Supplied RCS-Dresser Actuator P/N: SURE-24-10-4
ML21294A0294 October 2021Flowserve Part 21 Notification for Limitorque Supplied DC Motor
ML20049A07511 February 2020C&D Technologies, Inc. -10 CFR Part 21 Evaluation Regarding Container Failure in KCR-07 Batteries
ML19317D09325 October 2019Engine Systems, Inc., 10CFR21 Reporting of Defects and Non-Compliance - Engine Systems, Inc. Report No. 10 CFR21-0127, Rev. 0, Emd Fuel Injectors - Seized Plunger and Bushing
ML19002A20421 December 2018to Engine Systems, Inc., Part 21 Report Re Emd Fuel and Soakback Pumps - Potentially Undertorqued Cover Bolts
ML18341A2476 December 2018Mirion Technologies - 10 CFR Part 21.21 Report Re Relays Defect
ML18354A7424 December 2018Engine Systems, Inc., Submittal of 1OCFR21 Reporting of Defects and Non-Compliance - Report No. 1OCFR21-0123, Rev. 0 - Emo Fuel and Soakback Pumps - Potentially Undertorqued Cover Bolts
ML18302A22819 October 2018Itt Enidine - USNRC 10CFR Part 21 Notification
ML18087A00321 March 2018Crane Nuclear, Inc. - Part 21 Notification of Defect on Crane Nuclear Figure Number 83 1/2 Spl 10x8x10 and 6x4x6 Bolted Bonnet Gate Valve (Updated)
ML18079A0146 March 2018Crane Nuclear, Inc., 10 CFR Part 21 Notification of Defect on Crane Nuclear Figure Number 83 1/2 Spl I0x8x10 and 6x4x6 Bolted Bonnet Gate Valve
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
ML18078A53631 January 2018Crane Nuclear, Inc. - Interim Report for 10 CFR Part 21 Investigation Report Notification of Xomox Plug Valve High Torsional Stress in Stem (Update)
ML18003A26019 December 2017Crane Nuclear, Inc. - 10 CFR Part 21 Notification of Defect on Weak Link Analysis for Chapman Gate Valve Figure L900, Item #18, Drawing CC05307, Revision BWeak link
ML17243A13628 August 2017Fisher Information Notice, (FIN) 2017-04 - Erroneous Rotary Seating Torque Calculation in Flowscanner Software
ML17228A04814 August 2017Final 10 CFR Part 21.21 Report Re Defect of Manual Flow Controller Used at Fort Calhoun Nuclear Station
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
ML17179A3787 June 2017TE Connectivity - Part 21 Transfer of Information TE-023
ML17114A06919 April 2017Part 21 Report - Control Rod Drive Mechanisms Contaminated with ChloridesSafe Shutdown
Pressure boundary leak
ML17114A07013 April 2017Part 21 Notification - Identified Fisher 546S Electro-Pneumatic Transducers Standard Mounting Brackets Failed Seismic Testing Standards
ML17081A45320 March 2017Part 21 - Plastic Jar Dedication Sampling
ML17026A41420 January 2017C&D Technologies, Inc. - Part 21 - Plastic Jar Dedication Sampling
ML16294A26418 October 2016Part 21 Report - Defective Current to Pressure Transducers
ML16278A47122 September 2016Notification of 10 CFR Part 21 Condition, Masterpact Breaker Fail to Close
ML16281A27022 September 2016Part 21 - Initial Notification of Masterpact Breaker Fail to Close
ML16252A27429 August 2016Azz/Nli - Part 21 Report - Potential Allen Bradley Timing Relay
ML16243A47426 August 2016Potential Part 21 Unqualified Component in Certain Allen Bradley Timing Relays
ML16232A60415 August 2016Potentially Unqualified Component in Certain Allen Bradley Timing Relays
ML16238A18615 August 2016Update - Report of Potential l0CFR Part 21, Allen Bradley Timing Relay Model 700RTC-NRC Event Number 51030, Accession Number ML15134A016
ML16196A06410 July 2016Part 21 Report - Materials Not Properly Dedicated
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 700RTC
ML16194A19925 May 2016Azz/Nli - Update - Report of Potential 10CFR Part 21, Allen Bradley Timing Relay Model 700RTC
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 Project
ML16035A25426 January 2016Canberra Industries, Inc. - Interim 10 CFR Part 21.21 Report Regarding Modification Kit for Manual Flow Controller, Relay, Time Delay, Motor, PumpCommercial Grade Dedication
ML15341A3281 December 2015Part 21 Report Regarding Improper Silver Plating During Refurbishment of AK-25 Type Circuit Breakers, Per Fort Calhoun, Unit 1
ML15205A29320 July 2015Potential Part 21 Report Regarding Bradley Failure to Document Design Change, Per Fort Calhoun Station
ML15201A2878 July 2015Crane Nuclear, Inc. - Part 21 Interim Report - Notification of Pressure Seal Valve Yoke Material ComplianceNondestructive Examination
ML15134A0161 May 2015Part 21 Report Regarding Potentially Unqualified Component in Certain Allen Bradley Timing Relays
ML15159A56830 April 2015Report of Potential 10CFR Part 21, Allen Bradley Timing Relay Model 700RTC
ML15099A0422 April 2015Notification of Part 21 Report - Potentially Defective Pressure & Temperature Switches
ML15099A0432 April 2015Amendment to Event Number 50299, 10 CFR Part 21 Notification, Potentially Defective Pressure & Temperature Switches
ML15014A0618 January 2015Notification of Potential Part 21 Re Failure of Sbm Type Switches
ML14303A25827 October 201410 CFR Part 21 Notification of an Error in Powerplex MCPR and LHGR Limit Input for Browns Ferry, Unit 2Minimum Critical Power Ratio
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
ML14318A1965 September 2014CFR Part 21 Interim Report - Engine Systems, Inc. - Emergency Diesel Generator Heat Exchanger CEY564L-HEX
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