The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

Part 21 Reports: 2020

This page includes links to files in non-HTML format. See Plugins, Viewers, and Other Tools for more information.

Log No. Notifier Description Report Date Event No. / Accession No.
2020-33-00 Cameron Energy Services Nuclear Product Advisory: Barton 752, 752A, 752B, 764 Transmitter Hydrostatic Test 11/09/2020 ML20315A535
2020-32-01 Curtiss-Wright Nuclear Division 10 CFR Part 21 Notification for SF-1154 Hydraulic Fluid Batch 17BLVS293 (Update) 12/15/2020 ML20366A045
2020-32-00 Curtiss-Wright Nuclear Division 10 CFR Part 21 Notification for SF-1154 Hydraulic Fluid Batch 17BLVS293 11/18/2020 ML20366A047
2020-31-00 Engine Systems, Inc. 10 CFR Part 21 Reportable Notification on a Camshaft Key, Part Number KSV-16-6E#1 12/10/2020 ML20350B551
2020-30-00 QualTech NP 10 CFR Part 21 Notification for a Curtiss-Wright supplied Royce Compressor 11/16/2020 ML20321A238
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
2020-21-06 Lake Engineering Co. Final Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 08/04/2021 ML21225A081
2020-21-05 Lake Engineering Co. Sixth Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 05/07/2021 ML21146A246
2020-21-04 Lake Engineering Co. Fifth Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 02/17/2021 ML21063A153
2020-21-03 Lake Engineering Co. Fourth Interim Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 17BLVS293 12/07/2020 ML21014A234
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
2020-10-01 AMETEK Solidstate Controls Revised Notification of Potential Defect regarding AMETEK Power Supply, series 85-RPXXX 12/09/2020 ML20344A280
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
2020-08-03 Cameron Nuclear Product Advisory 210316064.4, "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). 11/23/2021 ML21328A005
2020-08-02 Cameron Nuclear Product Advisory 210316064.3, "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). 06/17/2021 ML21172A304
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
2020-06-01 Fluke Health Solutions Final Part 21 Report re: Nickel Seal Ring Heat Treatment Dedication. 04/02/2021 ML21098A155
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
2020-03-04 Lake Engineering Co. Final Notification per 10 CFR Part 21, Degraded Snubber SF1154 Hydraulic Fluid Batch No. 16DLVS852 10/14/2020 ML20304A161
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

To top of page

Page Last Reviewed/Updated Tuesday, November 30, 2021