| Log No. |
Notifier |
Description |
Report Date |
Event No. / Accession No. |
| 2021-29-03 |
Lake Engineering Co. |
Final Report per 10 CFR Part 21 Degraded Snubber SF1154 Hydraulic Fluid Batch No. 18CLVS431 |
07/31/2022 |
ML22234A160 |
| 2021-29-02 |
Lake Engineering Co. |
Third Interim Notification per 10 CFR Part 21: Degraded Snubber SF1154 Hydraulic Fluid Batch No. 18CLVS431 |
05/12/2022 |
ML22154A191 |
| 2021-29-01 |
Lake Engineering Co. |
Second Interim Notification per 10 CFR Part 21: Degraded Snubber SF1154 Hydraulic Fluid Batch No. 18CLVS431 |
03/03/2022 |
ML22067A172 |
| 2021-29-00 |
Lake Engineering Co. |
Interim Notification per 10 CFR Part 21: Degraded Snubber SF1154 Hydraulic Fluid Batch No. 18CLVS431 |
12/28/2021 |
ML22019A176 |
| 2021-28-00 |
Callaway Plant |
Written Notification Regarding Paragon Energy Solutions, LLC Power Supplies |
12/01/2021 |
ML21363A151 |
| 2021-27-00 |
Engine Systems, Inc. |
Part 21 Notification for Defective Hinge Pin Retainer Plug on Diesel Check Valve PN ESI50359 |
11/24/2021 |
ML22021A029 |
| 2021-26-00 |
Paragon Energy Solutions |
Final Notification of a Deviation with Inverter Assembly (Model NLI-072034-CSI-K-5-A) |
10/27/2021 |
ML21322A051 |
| 2021-25-00 |
United Controls International |
United Controls International - 10 CFR21 Notification for York PIN: TCM-1 A Temperature Control Modules |
10/28/2021 |
ML21306A180 |
| 2021-24-00 |
Engine Systems, Inc. |
Part 21 Reportable Notification on a Pressure Regulator Valve |
10/18/2021 |
ML21295A247 |
| 2021-23-00 |
Flowserve |
Part 21 Notification for Limitorque Supplied DC Motor |
10/04/2021 |
ML21294A029 |
| 2021-22-00 |
Paragon Energy Solutions |
Notification of a Deviation with Inverter Assembly |
09/28/2021 |
ML21294A030 |
| 2021-21-01 |
Southern Nuclear / Farley Units 1 and 2 |
Written 10 CFR 21 Notification – General Electric Hitachi Trip Unit Rivets Popping Off |
10/22/2021 |
ML21295A328 |
| 2021-21-00 |
Farley Units 1 and 2 |
Initial 10 CFR 21 Notification – General Electric Hitachi Trip Unit Rivets Popping Off |
09/24/2021 |
ML21267A538 |
| 2021-20-00 |
V. C. Summer |
Condition Prohibited by Technical Specifications (involving supports for SR Chillers) (a 50.73 Report) (See related Log No. 2021-0012-01) |
08/26/2021 |
ML21238A158 |
| 2021-19-00 |
TE Connectivity |
Part 21 Transfer of Information – HI-POT Tester for EGP/ETR Series Relays |
09/14/2021 |
ML21264A133 |
| 2021-18-01 |
Flowserve Nuclear Products Operations |
Closure of Formal Evaluation - DC Cook O-Ring |
10/11/2021 |
ML21288A055 |
| 2021-18-00 |
Flowserve Nuclear Products Operations |
Interim Report – Formal Evaluation of Deviations Reported |
09/10/2021 |
ML21258A254 |
| 2021-17-00 |
Ametek Solidstate Controls, Inc |
Notification of Potential Defect – 10 CFR Part 21 for Omron Timer Relay |
09/09/2021 |
ML21260A007
|
| 2021-16-01 |
Arkansas Nuclear One, Units 1 and 2 |
Retraction of Interim Part 21 Report Concerning Potential Defect of FlowServe/Kerotest Globe Valve |
10/29/2021 |
ML21302A072 |
| 2021-16-00 |
Arkansas Nuclear One, Units 1 and 2 |
Interim Part 21 Report Concerning Potential Defect of FlowServe/Kerotest Globe Valve |
08/25/2021 |
ML21237A248 |
| 2021-15-00 |
Phi-Delta, Inc. |
Error Notification for Level 4 Bug in PD/EPD STRUDL |
06/14/2021 |
ML21215A030 |
| 2021-14-00 |
Engine Systems, Inc. |
Zinc Anode Installed in Emergency Diesel Generator Heat Exchanger (P/N 1335BEM2P) |
07/09/2021 |
ML21209A529 |
| 2021-13-00 |
Vogtle Electric Generating Plant Units 3 and 4 |
Submittal of 10 CFR 50.55(e) Report Regarding Electrical Construction and Measuring & Test Equipment Control |
06/25/2021 |
ML21176A200 |
| 2021-12-01 |
Paragon Energy Solutions |
Deviation Identified in the Bolting Utilized to Maintain Seismic Qualification (Update) |
06/28/2021 |
ML21187A124 |
| 2021-12-00 |
Paragon Energy Solutions |
Deviation Identified in the Bolting Utilized to Maintain Seismic Qualification |
06/10/2021 |
ML21174A009 |
| 2021-11-01 |
Framatome Inc. |
Long Term Solution for 10 CFR Part 21 Defect |
09/23/2021 |
ML21271A234 |
| 2021-11-00 |
Framatome Inc. |
10 CFR Part 21 Notification of Existence of a Defect |
06/02/2021 |
ML21161A238 |
| 2021-10-00 |
Xcel Energy / Monticello |
Initial and Final Written 10 CFR 21 Notification for GE Hitachi NUMAC Power Range Nuclear Monitoring System |
05/07/2021 |
ML21130A302 |
| 2021-09-01 |
GE Hitachi Nuclear Energy |
10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 Reactors |
06/17/2021 |
ML21168A217 |
| 2021-09-00 |
GE Hitachi Nuclear Energy |
Part 21 60-Day Interim Report Notification: Side Entry Orifice Hydraulic Loss Coefficient (SC 21-04 R0) |
04/19/2021 |
ML21109A337 |
| 2021-08-01 |
Meggitt Safety Solutions, Inc. |
Closure of MSSI Interim Report of a Deviation pursuant to 10 CFR 21.21(a)(2) |
06/04/2021 |
ML21161A008 |
| 2021-08-00 |
Meggitt Safety Solutions, Inc |
Interim Report of a Deviation pursuant to 10 CFR 21.21(a)(2) |
04/05/2021 |
ML21099A085 |
| 2021-07-02 |
Ametek Solidstate Controls, Inc |
Final Notification of Potential Defect - 300V, 250A Clamp Diodes |
02/11/2022 |
ML23229A005 |
| 2021-07-01 |
AMETEK Solidstate Controls |
Udated Notification of Potential Defect - 300V, 250A Clamp Diodes |
04/06/2021 |
ML21096A114 |
| 2021-07-00 |
AMETEK Solidstate Controls |
Notification of Potential Defect - 300V, 250A Clamp Diodes |
04/01/2021 |
ML21092A129 |
| 2021-06-04 |
Paragon Energy Solutions |
Failure of Size 1 and 2 Freedom Series FVR Starters (written notification of the identification of a defect) |
06/29/2021 |
ML21181A220 |
| 2021-06-03 |
Paragon Energy Solutions |
Interim Report for Failures of Size 1 and 2 Freedom Series Full Voltage Reversing Starters |
05/28/2021 |
ML21152A279 |
| 2021-06-02 |
Paragon Energy Solutions |
Failure of Size 1 and 2 Freedom Series FVR Starters (Updated Part Numbers and Date Codes) |
05/03/2021 |
EN 55223 |
| 2021-06-01 |
Paragon Energy Solutions |
Failure of Size 1 and 2 Freedom Series FVR Starters |
04/29/2021 |
ML21126A172 |
| 2021-06-00 |
Paragon Energy Solutions |
Failure of Size 1 and 2 Freedom Series FVR Starters |
03/30/2021 |
EN 55162 |
| 2021-05-01 |
Gutor Electronic LLC |
Final Report of Notification of Potential Defect (A070 Controller Boards) |
03/19/2021 |
ML21105A359 |
| 2021-05-00 |
Gutor Electronic LLC |
Potential Defect of Basic Components (A070) Controller Boards |
02/12/2021 |
ML21084A114 |
| 2021-04-00 |
Browns Ferry Nuclear Power Plant |
Interim Report of a Deviation or Failure to Comply |
03/23/2021 |
ML21082A116 |
| 2021-03-01 |
Crane Nuclear, Inc. |
Closure of Potential Part 21 Issue |
06/03/2021 |
ML21158A007 |
| 2021-03-00 |
Crane Nuclear, Inc. |
Potential Part 21 Issue |
03/05/2021 |
ML21089A050 |
| 2021-02-01 |
Flowserve Limitorque |
Final Report of the Evaluation of a Deviation Pursuant to 10 CFR 21.21(a)(2) |
04/20/2021 |
ML21111A322 |
| 2021-02-00 |
Flowserve Limitorque |
Interim Report of the Evaluation of a Deviation Pursuant to 10 CFR 21.21(a)(2) |
02/04/2021 |
ML21036A187 |
| 2021-01-01 |
Arkansas Nuclear One, Unit 1 |
Retraction of an Interim Report Concerning an Evaluation of Deviation |
03/15/2021 |
ML21074A338 |
| 2021-01-00 |
Arkansas Nuclear One, Unit 1 |
Interim Report Concerning an Evaluation of Deviation |
01/18/2021 |
ML21018A005 |