United States Nuclear Regulatory Commission - Protecting People and the Environment

Part 21 Reports: 2020

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Log No. Notifier Description Report Date Event No. / Accession No.
2020-29-00 Nutherm International, Inc. Part 21 Notification – Continuously Energized Eaton D26 Relays 09/25/2020 ML20274A084
2020-28-00 Nine Mile Point Unit 2 Failure to Meet Technical Specification MSIV Stroke Times (a 50.73 LER Supplement and Part 21 Report) 08/31/2020 ML20255A078
2020-27-01 Waterford 3 Defect of Masoneilan 8012N-3C Electropneumatic Positioner 09/01/2020 ML20245E499
2020-27-00 Waterford 3 Defect of Masoneilan 8012N-3C Electropneumatic Positioner 08/10/2020 EN 54827
2020-26-01 Southern Nuclear – Vogtle 30-Day 10 CFR Part 21 Notification – Continuously Energized Eaton D26 Relays Could Fail to Deenergize Because of an Organic C3 Insulating Material 07/22/2020 ML20204A970
2020-26-00 Southern Nuclear – Vogtle Initial 10 CFR Part 21 Notification – Continuously Energized Eaton D26 Relays Could Fail to Deenergize Because of an Organic C3 Insulating Material 06/24/2020 ML20176A321
2020-25-00 Curtiss-Wright Nuclear Division 10 CFR Part 21 Notification for SF-1154 Hydraulic Fluid Batch Number 16DLVS852 04/21/2020 ML20206K891
2020-24-00 Piezotech LLC Parts Manufactured Using Source Material Without a Specific License 07/09/2020 EN 54767
2020-23-01 Paragon Energy Solutions Failures of Size 1 and 2 Freedom Series Auxiliary Contacts 07/21/2020 ML20255A200
2020-23-00 Paragon Energy Solutions Failures of Size 1 and 2 Freedom Series Auxiliary Contacts 06/30/2020 EN 54760
2020-22-00 United Controls International 10CFR21 Notification for ABB/Thomas & Betts/Cyberex P/N: 93-41-119385 Time Delay Oscillator Printed Circuit Boards 06/29/2020 EN 54758
2020-21-02 Lake Engineering Co. Third Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 10/06/2020 ML20296A276
2020-21-01 Lake Engineering Co. Second Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 08/07/2020 ML20241A081
2020-21-00 Lake Engineering Co. Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 06/08/2020 ML20178A308
2020-20-00 GE-Hitachi Nuclear Energy Americas, LLC Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss Coefficients 06/24/2020 ML20176A432
2020-19-00 Point Beach Nuclear Plant Interim Report for Reactor Protection System Channel Failure Results in Operation Prohibited by Technical Specification 06/11/2020 ML20163A561
2020-18-00 Dresser LLC 10 CFR Part 21 Report for Dresser LLC (Masoneilan) Valves with Screwed Baffle Design 06/03/2020 ML20164A085
2020-17-00 Paragon Energy Solutions Part 21 Initial Report- Failures of Size 1 and 2 Freedom Series Auxiliary Contacts 06/03/2020 EN 54734
2020-16-01 Diablo Canyon Inadequate Commercial Grade Dedication of Replacement Marsh Bellofram Engine Thermocouples (Written Notification) 06/16/2020 ML20168A888
2020-16-00 Diablo Canyon Inadequate Commercial Grade Dedication of Replacement Marsh Bellofram Engine Thermocouples 05/20/2020 EN 54721
2020-15-00 Curtiss-Wright Nuclear Division 10 CFR Part 21 Report Notification for certain Curtiss-Wright Scientech RTL500 and RTL851 Modules 04/21/2020 ML20136A255
2020-14-00 Schulz Electric Degraded Vertical Motor Bearing Oil Reservoir Recoating 04/14/2020 EN 54664
2020-13-00 Engine Systems, Inc. Test Stand Deficiency May Damage P/N H40084720 EMD Fuel Injectors 03/19/2020 EN 54588
2020-12-00 Holtec International 10 CFR 21 Reportable Issue with Stainless Steel Tubes Supplied by Sandvik Materials Technology 03/16/2020 ML20078J459
2020-11-01 Flowserve US, Inc. Bench Test Failure of Model 38878-x, 3-Way, 2-Position Solenoid Valves at Seabrook Station for use on FWIV Actuator 06/11/2020 ML20255A199
2020-11-00 Flowserve U S, Inc. Interim Report of Bench Test Failure of Model 38878-x, 3-Way, 2-Position Solenoid Valves at Seabrook Station for use on FWIV Actuator 03/12/2020 ML20076C858
2020-10-00 Ametek Solidstate Controls Notification of Potential Defect Regarding AMETEK Power Supply, Series 85-RPXXX 02/11/2020 ML20049A076
2020-09-00 C&D Technologies, Inc. 10 CFR Part 21 Evaluation Regarding Container Failure in KCR-07 Batteries 02/11/2020 ML20049A075
2020-08-01 Cameron Nuclear Product Advisory 210316064.2, "BARTON 763/763A/764 Transmitter Heat Rise and Qualified Life." (Note: This Nuclear Product Advisory is not a Part 21 report. However the Product Advisory does contain additional information related to the condition described in Part 21 Report 2020-0008-00). 01/09/2020 ML20044F577
2020-08-00 Cameron Notification Regarding Barton Model 763 or 763A or 764 Electronic Transmitter Qualified Life Update 01/30/2020 ML20038A272
2020-07-00 Fairbanks Morse 10 CFR 21.21(d)(3)(ii) Notification, Unknown Tightness of Opposed Piston Diesel Engine Cam Thrust Lock Nut Assembly 01/31/2020 ML20049A074
2020-06-00 Fluke Health Solutions 10 CFR Part 21 Interim Report re: Nickel Seal Rings 01/20/2020 ML20024E245
2020-05-00 United Controls International 10 CFR Part 21 Notification for Ashcroft Industrial and Weksler Regal Gauges 01/13/2020 ML20028D380
2020-04-01 Curtiss-Wright Flow Control 10 CFR Part 21 Report - Notification of a Defect - Modification of a Valve Component and Main Disc Lift Misadjustment (Update) 01/31/2020 ML20042E252
2020-04-00 Curtiss-Wright Flow Control 10 CFR Part 21 Report, Notification of a Defect Modification of a Valve Component and Main Disc Lift Misadjustment 01/21/2020 ML20029D161
2020-03-03 Lake Engineering Co. Fourth Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 16DLVS852 08/03/2020 ML20234A353
2020-03-02 Lake Engineering Co. Third Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 16DLVS852 06/04/2020 ML20171A401
2020-03-01 Lake Engineering Co. Second Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 16DLVS852 03/20/2020 ML20097B691
2020-03-00 Lake Engineering Co. Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 16DLVS852 01/03/2020 ML20021A045
2020-02-01 Carrier Corporation Final Report / Notification of Defect Pursuant to 10 CFR Part 21 for 17FA999-1200-107 Oil Pump 03/09/2020 ML20073G457
2020-02-00 Carrier Corporation Interim Report of Defect Pursuant to 10 CFR Part 21 – Failure of Improperly Assembled Oil Pump 01/10/2020 ML20016A220
2020-01-00 Engine Systems, Inc. Inadequate Thread Modification on Selenium Surge Suppressors (EMD P/N 8403049) 01/08/2020 ML20024E255

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Page Last Reviewed/Updated Friday, October 23, 2020