Spotlight
Part 21 Reports - 2011
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| Log No | Notifier | Description | Report Date | Event No. / Accession No. |
|---|---|---|---|---|
| 2011-60-00 | Entergy Nuclear Operations Inc. | Inoperable Service Water Pump Due to a Faulty Inertia Latch in a DB-50 Supply Breaker (a 10 CFR 50.73 report) | 12/01/2011 | ML11348A196 |
| 2011-59-00 | Comanche Peak Unit 2 | EDG 2-02 Inoperable Due to Remaining in the Droop Mode Versus Isochronous Mode (a 10 CFR 50.73 report) | 12/14/2011 | ML11356A220 |
| 2011-58-00 | USEC | UF6 Accumulator Tank Had Through Wall Cracks that Caused Leakage | 12/20/2011 | ML11362A352 |
| 2011-57-02 | Dresser Consolidated | Capacity Failure of Model 1982 Pressure Relief Valve | 03/19/2012 | ML12080A079 |
| 2011-57-01 | Dresser Consolidated | Capacity Failure of Model 1982 Pressure Relief Valve | 01/09/2012 | ML12011A050 |
| 2011-57-00 | Dresser Consolidated | Capacity Failure of Model 1982 Pressure Relief Valve | 12/20/2011 | ML11361A393 |
| 2011-56-01 | Fisher Controls | Possible Disc Pin Issue on a Fisher Type A11 Butterfly Valve | 01/23/2012 | ML12025A168 |
| 2011-56-00 | Fisher Controls | Possible Disc Pin Issue on a Fisher Type A11 Butterfly Valve | 12/13/2011 | ML11348A244 |
| 2011-55-01 | Flowserve | Potential Defective Part in Limitorque SMB-0 Heavy Spring Pack | 06/27/2012 | ML12181A143 |
| 2011-55-00 | Flowserve | Potential Defective Part in SMB-0 Heavy Spring Pack | 12/06/2011 | ML11342A072 |
| 2011-54-00 | Curtiss Wright Flow Control Co. | Defective Spring Clips Used as Seismic Restraints on Two Scientific Modules | 12/05/2011 | ML11341A060 |
| 2011-53-00 | Flowserve | Limitorque SMB-5T Actuator Clutch Lug Failure | 11/29/2011 | ML11334A077 |
| 2011-52-00 | North Anna 3 | Early Site Permit Postulated Seismic Acceleration is Less than Projected Based on New Information | 11/16/2011 | ML11321A323 |
| 2011-51-00 | Browns Ferry | GE HGA Relay Failure Causes Core Spray to be Inoperable (a 10 CFR 50.73 Report) | 10/14/2011 | ML11287A036 |
| 2011-50-01 | Baldor Electric Co | Motor Power Leads Undersized | 12/22/2011 | ML12003A224 |
| 2011-50-00 | Baldor Electric Co | Motor Power Leads Undersized | 11/09/2011 | ML11318A023 |
| 2011-49-01 | Seabrook | General Electric CR-120B Relays Supplied by National Technical Systems Fail Bench Test | 11/17/2011 | ML11327A010 |
| 2011-49-00 | Seabrook | General Electric CR-120B Relays Supplied by National Technical Systems Fail Bench Test | 11/01/2011 | ML11306A194 |
| 2011-48-00 | Waterford | Vendor Notification of Non-Conforming Part Renders Both Trains of QSPDS Inoperable (a 10 CFR 50.73 Report) | 09/26/2011 | ML11272A035 |
| 2011-47-00 | Palisades | Service Water Pump Shaft Coupling Failure (a 10 CFR 50.73 Report) | 10/03/2011 | ML112760550 |
| 2011-46-01 | Louisiana Energy Services | Potentially Undersized Welds on Centrifuge T-Column Base Plate Connectors | 11/23/2011 | ML11329A081 |
| 2011-46-00 | Louisiana Energy Services | Potentially Undersized Welds on Centrifuge T-Column Base Plate Connectors | 10/21/2011 | ML11298A191 |
| 2011-45-00 | Engine Systems, Inc. | Emergency Diesel Generator Piston Delamination | 10/18/2011 | ML11298A190 |
| 2011-44-01 | ATC Nuclear | Notification of Defective Moore 535 Controllers | 07/07/2012 | ML121910333 |
| 2011-44-00 | ATC Nuclear | Notification of Defective Moore 535 Controllers | 10/06/2011 | ML11284A017 |
| 2011-43-00 | Ametek SolidState Controls | Diode Failures Due to Deterioration | 09/28/2011 | ML11277A271 |
| 2011-42-00 | Rosemount Nuclear Instruments | Notification that Certain Rosemount Pressure Transmitters May Not Perform Their Intended Safety Function | 09/06/2011 | ML11251A198 |
| 2011-41-01 | Emerson Process Management, LLC | Possible Weld Rod Certification Issues | 09/07/2011 | ML11252B082 |
| 2011-41-00 | Emerson Process Management, LLC | Possible Weld Rod Certification Issues | 08/05/2011 | ML11221A104 |
| 2011-40-00 | Engine Systems, Inc. | Emergency Diesel Generator Failed Air Start Motor | 08/01/2011 | ML11215A009 |
| 2011-39-01 | Qualtech NP | Potential Defects in Qualtech NP Safety Related Motor Control Center Buckets | 08/05/2011 | ML11220A349 |
| 2011-39-00 | Qualtech NP | Potential Defects in Qualtech NP Safety Related Motor Control Center Buckets | 07/15/2011 | ML11214A109 |
| 2011-38-00 | ABB, Inc. | Defective Capacitors Cause Under-Frequency Trip Setpoint Drift In ABB KF Protective Relays | 07/22/2011 | ML11214A108 |
| 2011-37-01 | Browns Ferry | Inadequate Design of EDG Governor Hydraulic Oil Pipe Causes Leak (a 10 CFR 50.73 report supplement) | 03/21/2012 | ML12083A194 |
| 2011-37-00 | Browns Ferry | Inadequate Design of EDG Governor Hydraulic Oil Pipe Causes Leak (a 10 CFR 50.73 report) | 06/27/2011 | ML11180A267 |
| 2011-36-00 | Beaver Valley, Unit 2 | Defective Fuel Injection Pump Supply Lines Supplied by Manufacturer (a 10 CFR 50.73 Report) | 05/19/2011 | ML11145A171 |
| 2011-35-00 | Emerson Process Management | Valve Failed Leak Test Due To A Disc/Shaft Assembly Machining Issue | 07/08/2011 | ML11193A007 |
| 2011-34-00 | Automatic Valve Corporation | Seal Failure And Leakage Associated With Model B5497-301 Valves | 07/01/2011 | ML11186A891 |
| 2011-33-01 | Summer | Appendix R Analyses Fails to Recognize Hot-Short Failure Resulting in the Loss of An Essential Electrical Bus | 06/29/2011 | ML11186A904 |
| 2011-33-00 | Summer | Appendix R Analyses Fails to Recognize Hot-Short Failure Resulting in the Loss of An Essential Electrical Bus | 06/29/2011 | ML11182A917 |
| 2011-32-00 | Fitzpatrick | Rosemount Model 710 Trip Units Would Not Turn On During Testing | 06/16/2011 | ML11171A066 |
| 2011-31-01 | Oconee | Non-Conservative Valve Actuator Program Software | 07/13/2011 | ML11199A006 |
| 2011-31-00 | Oconee | Non-Conservative Valve Actuator Program Software | 06/13/2011 | EN 46955 |
| 2011-30-01 | Shaw Areva MOX Services | Applied Technical Services, Inc - Noncompliance to Percent Elongation Requirements On UT Standards Material | 07/13/2011 | ML11196A048 |
| 2011-30-00 | Shaw Areva MOX Services | Applied Technical Services, Inc - Noncompliance to Percent Elongation Requirements On UT Standards Material | 06/09/2011 | ML11164A148 |
| 2011-29-01 | Flowserve | Possible Deficiency in Environmental Testing of Limitorque Geared Limit Switch for Inside Containment | 08/02/2011 | ML11214A160 |
| 2011-29-00 | Flowserve | Possible Deficiency in Environmental Testing of Limitorque Geared Limit Switch for Inside Containment | 06/03/2011 | ML11159A031 |
| 2011-28-00 | Velan Valve | Potential Defect In Certain Velan Supplied Globe Valves | 06/03/2011 | ML11159A030 |
| 2011-27-00 | Braidwood, Unit 1 | Manufacturing Defect in ABB ITE-27N Undervoltage Relay (a 10 CFR 50.73 Report) | 05/03/2011 | ML111230612 |
| 2011-26-00 | ASCO Valve, Inc. | U-Rings Fabricated with Incorrect Material | 05/12/2011 | ML11136A217 |
| 2011-25-01 | Engine Systems, Inc. | Potential Defect in Magnetrol Level Switch from Engine Systems | 05/13/2011 | ML11146A108 |
| 2011-25-00 | Engine Systems, Inc. | Potential Defect in Magnetrol Level Switch from Engine Systems Incorporated | 04/15/2011 | ML11117A306 |
| 2011-24-01 | Crystal River, Unit 3 | Calculations for Reactor Vessel Internals Baffle Bolts Found Non-Conservative | 07/13/2011 | ML11203A514 |
| 2011-24-00 | Crystal River, Unit 3 | Calculations for Reactor Vessel Internals Baffle Bolts Found Non-Conservative | 04/26/2011 | ML11117A305 |
| 2011-23-01 | ABB, Inc. | SS5 Solid State Relays Trip Below Expected Current | 09/28/2011 | ML11273A048 |
| 2011-23-00 | ABB, Inc. | SS5 Solid State Relays Trip Below Expected Current | 05/02/2011 | ML111250239 |
| 2011-22-02 | Curtiss Wright Flow Control Co. | Potential Defect in Submersible Valve Position Sensors | 01/04/2012 | ML12006A203 |
| 2011-22-01 | Curtiss Wright Flow Control Co. | Potential Defect in Submersible Valve Position Sensors | 08/12/2011 | ML11234A046 |
| 2011-22-00 | Curtiss Wright Flow Control Co. | Potential Defect in Submersible Valve Position Sensors | 04/22/2011 | ML11126A231 |
| 2011-21-02 | SOR Inc Process Instrumentation | Pressure Switch With Possible Sub-Standard Electrical Lead Terminations | 05/04/2011 | ML11140A087 |
| 2011-21-01 | SOR Inc Process Instrumentation | Pressure Switch With Possible Sub-Standard Electrical Lead Terminations | 05/04/2011 | ML11126A015 |
| 2011-21-00 | SOR Inc Process Instrumentation | Pressure Switch With Possible Sub-Standard Electrical Lead Terminations | 05/04/2011 | EN 46821 |
| 2011-20-01 | ABB, Inc. | Potential Deviation In Seismic Ratings of ABB, Inc. KF Relay Family | 07/14/2011 | ML11208C457 |
| 2011-20-00 | ABB, Inc. | Potential Deviation In Seismic Ratings Of ABB Inc. KF Relay Family | 04/15/2011 | ML11117A307 |
| 2011-19-00 | Varian Medical Systems, Inc. | Potential Defect Identified in a Varian Medical Systems High Dose Rate Afterloader | 04/15/2011 | ML11117A308 |
| 2011-18-00 | TE Connectivity | NPKC-7-21A(N) Electrical Splice Kit with Possible Compromised Jacket Seal | 04/14/2011 | ML11115A039 |
| 2011-17-02 | Browns Ferry, Unit 1 | Failure of a Low Pressure Coolant Injection Flow Control Valve (a 10 CFR 50.73 Report Supplement) | 09/30/2013 | ML13275A139 |
| 2011-17-01 | Browns Ferry, Unit 1 | Failure of a Low Pressure Coolant Injection Flow Control Valve (a 10 CFR 50.73 Report Supplement) | 02/10/2012 | ML12045A343 |
| 2011-17-00 | Browns Ferry, Unit 1 | Failure of a Low Pressure Coolant Injection Flow Control Valve (a 10 CFR 50.73 Report) | 04/01/2011 | ML110960589 |
| 2011-16-00 | Rotork Controls, Inc. | Manufacturing Defect Discovered in 30NA1 Motor Cover Casting | 04/07/2011 | ML11103A051 |
| 2011-15-01 | Shaw AREVA MOX Services | Yield Strength Deviation on Nelson Post-Annealed Stainless Steel Studs | 04/07/2011 | ML111010192 |
| 2011-15-00 | Shaw AREVA MOX Services | Yield Strength Deviation on Nelson Post-Annealed Stainless Steel Studs ( Interim Report) | 02/2/2011 | ML110340154 |
| 2011-14-01 | Louisiana Energy Services | Turnbuckle Collar Threads Out of Tolerance | 04/07/2011 | ML11103A048 |
| 2011-14-00 | Louisiana Energy Services | Turnbuckle Collar Threads Out of Tolerance | 03/24/2011 | ML110890543 |
| 2011-13-00 | Automatic Valve Corporation | Valve Plunger Guide Malfunction | 03/23/2011 | ML110840037 |
| 2011-12-01 | Fort Calhoun Station | Defective Potter Brumfield Relays Discovered During Bench Testing | 04/19/2011 | ML111101512 |
| 2011-12-00 | Fort Calhoun Station | Defective Potter Brumfield Relays Discovered During Bench Testing | 03/21/2011 | ML110810064 |
| 2011-11-01 | McGuire Nuclear Station | Paint Chips Discovered in Woodward Governors | 04/18/2011 | ML11116A096 |
| 2011-11-00 | McGuire Nuclear Station | Paint Chips Discovered in Woodward Governors | 03/18/2011 | EN 46681 |
| 2011-10-00 | Fisher Controls International | Error in Butterfly Valve Body Drawing | 03/04/2011 | ML110670170 |
| 2011-09-00 | Tyco Electronics | Specific E7000 Relays with Defective Coils | 02/28/2011 | ML110610704 |
| 2011-08-00 | ASCO Valve, Inc. | Interim Report on NH90 Hydramotor Rotor-Shaft Assemblies | 02/25/2011 | ML110590892 |
| 2011-07-01 | Palo Verde Nuclear Generating Station | Misaligned Bell Alarm Switch Brackets on ABB K-600S 480 VAC Class 1E Circuit Breakers | 03/23/2011 | ML110950658 |
| 2011-07-00 | Palo Verde Nuclear Generating Station | Misaligned Bell Alarm Switch Brackets on ABB K-600S 480 VAC Class 1E Circuit Breakers | 02/24/2011 | ML110590886 |
| 2011-06-00 | Oconee Nuclear Station | Weld Discontinuities found in Structural Steel Components (Interim Report) | 02/17/2011 | ML110530493 |
| 2011-05-00 | Fairbanks Morse Engine | Linear Indications (hot tears) on Opposed Piston Emergency Diesel Generator Bearings | 02/07/2011 | ML110460122 |
| 2011-04-01 | Catawba Nuclear Station | Bus Disconnect Stab Assembly - 600V Essential Motor Control Centers | 02/22/2011 | ML110550615 |
| 2011-04-00 | Catawba Nuclear Station | Bus Disconnect Stab Assembly - 600V Essential Motor Control Centers | 01/24/2011 | ML110280015 |
| 2011-03-01 | Oconee Nuclear Station | Foreign Material Found in Spare Heat Exchanger | 02/09/2011 | ML110460030 |
| 2011-03-00 | Oconee Nuclear Station | Foreign Material Found in Spare Heat Exchanger | 01/19/2011 | ML110210121 |
| 2011-02-01 | ABB, Inc. | Potential Defect for COM5, COM9 and COM11 Overcurrent Relays | 02/08/2011 | ML110480083 |
| 2011-02-00 | ABB, Inc. | Potential Defect for COM5, COM9 and COM11 Overcurrent Relays | 01/14/2011 | ML110250193 |
| 2011-01-00 | Fairbanks Morse Engine | Potential Safety Hazard on Speed Switch Installed on Emergency Diesel Generator | 01/18/2011 | ML110190072 |
Page Last Reviewed/Updated Tuesday, March 09, 2021
Page Last Reviewed/Updated Tuesday, March 09, 2021