United States Nuclear Regulatory Commission - Protecting People and the Environment
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Part 21 Reports

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The U.S. Nuclear Regulatory Commission (NRC) receives reports from its licensees under Part 21 of Title 10 of the Code of Federal Regulations. This regulation specifies the conditions under which information must be submitted when a licensed facility, activity, or basic component fails to comply with the Atomic Energy Act of 1954, as amended, or other NRC regulations.

Recently Updated Reports

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Log No. Notifier Description Report Date Event No. / Accession No.
2015-88-02 CB&I AREVA MOX Services Updated Interim Report Related to Vendor Application of Standard Welding Procedure Specifications during Glove Box Fabrication 07/26/2016 ML16208A315
2016-16-02 National Technical Systems Additional Evaluation Time Required for Potential Part 21 on Siemens 401-158 Safety Clip used on Type 3AF Circuit Breakers 07/18/2016 ML16204A059
2015-63-01 Furmanite Nuclear Grade Leak Seal Material FSC-N-1B Discovered to have Chloride levels Above Acceptable Limits 07/13/2016 ML16209A050
2016-20-02 AZZ/Nuclear Logistics Inc. Masterpact NT and NW Style Circuit Breakers Failed to Electrically Close Following an Anti-Pump Condition (Updated) 07/13/2016 ML16139A832
2016-32-01 Emerson Process Management Written Report – TopWorx Switches Shipped to one Customer not Qualified for High Energy Line Break Applications 07/13/2016 ML16203A104
2016-31-01 Curtiss-Wright Nuclear Division Report Regarding a Nonconformance on Struthers-Dunn Relays Supplied to Salem and Wolf Creek 07/08/2016 ML16196A065
2016-38-00 Team, Inc. / Furmanite Materials Used In Fittings Manufactured By Furmanite For Nuclear Work Not Properly Dedicated 07/08/2016 ML16196A064
2016-18-01 WECTEC LLC Closure of Interim Part 21 Report Regarding Disposition Of A Nonconformance On Submodule CA03-16 For The V. C. Summer Unit 2 AP1000 Project 07/05/2016 ML16197A150
2016-25-01 WECTEC LLC Closure of Interim Part 21 Report Regarding a Weld Deviation on Structural Module CB36 for the Vogtle Unit 3 AP1000 Project 07/05/2016 ML16197A150
2016-17-01 WECTEC LLC Closure of Interim Report Regarding Shield Wall Panel Dimensions for V. C. Summer Unit 2 AP1000 Project 07/05/2016 ML16197A150
2016-02-01 WECTEC LLC (formerly CB&I Power) Closure of Interim Report Regarding Leak Chase Deviations for Vogtle Unit 4 and V. C. Summer Unit 3 AP1000 Projects 07/05/2016 ML16197A150
2015-84-01 WECTEC LLC (Former CB&I) Closure of Interim Report Regarding Nondestructive Examination of Weldable Couplers for Vogtle Unit 3 AP1000 Project 07/05/2016 ML16197A150
2015-78-02 WECTEC LLC (formerly CB&I Power) Closure of Interim Part 21 Report Regarding Passive Core Cooling System Pipe Supports for the Vogtle Unit 3 AP1000 Project 07/05/2016 ML16197A150
2015-76-01 WECTEC LLC (Former CB&I) Closure of Interim Part 21 Report Regarding Nonconforming Rebar Cross-Ties for V. C. Summer Unit 3 AP1000 Project 07/05/2016 ML16197A150
2016-39-00 WECTEC LLC Interim Report Regarding Weld Deviations on Embedments and Overlay Plates for the Vogtle Unit 4 AP1000 Project. 06/30/2016 ML16190A021
2016-37-00 Curtiss-Wright Flow Control Co. (Target Rock) Inadequate Swaging and Adherence of Silicone O-Ring and Silicone PAD Soft Seat Main Disc and Pilot Disc Assemblies 06/30/2016 ML16188A374
2015-75-03 WECTEC LLC Updated Interim Part 21 Report Regarding Nondestructive Examination of Weldable Couplers for Vogtle 3 & 4 and Summer 2 & 3 06/27/2016 ML16197A151
2016-36-00 Greenberry Industrial Interim Report Regarding a Weld Deviation on Structural Module CA33 for the Vogtle Unit 3 AP1000 Project 06/24/2016 ML16188A160
2016-35-00 ABB Inc. Notification of Deviation for Class 1E Solid State Relays (47H and 60Q) 06/24/2016 ML16188A378
2016-24-01 AZZ/Nuclear Logistics Inc. Part 21 Notification Report for Size 4 Freedom Series Contactor with NLI Special Coil 06/21/2016 ML16188A376
2016-34-00 Emerson Process Management (Fisher Controls International) Insufficient Valve Cage Hardfacing 06/21/2016 ML16174A395
2016-33-00 CB&I AREVA MOX Services Interim Report Pertaining to Inadequate Vendor Documentation of Far Vision Acuity Certifications for NDE Personnel 06/14/2016 ML16166A051
2016-32-00 Emerson Process Management TopWorx C7 Switches Shipped to Fisher Controls are not Qualified for High Energy Line Break Applications 06/13/2016 EN 52003
2016-31-00 Curtiss-Wright Nuclear Division Interim Report Regarding a Nonconformance on Struthers-Dunn Relay Part No. B255XCXPFHSC125V Supplied to PSEG 06/08/2016 ML16162A679
2016-29-00 ABB Inc. Notification of Deviation Related to K-Line Circuit Breaker Secondary Trip Latch 06/03/2016 ML16162A681
2016-28-00 Xcel Energy Prairie Island Initial Notification of a Failure to Comply Related to ABB Circuit Breaker Type K-600S EO 06/03/2016 ML16162A682
2016-27-00 CB&I AREVA MOX SERVICES Interim Report Relating to Internal Cross Bracing Welds on High Pressure Filter Housings Provided by Flanders / CSC 06/02/2016 ML16154A268
2016-26-01 Ametek Solidstate Controls Notification of Potential Defect with Ametek Inverter Manufactured with Signal Transformer R-10607 (Updated) 06/02/2016 ML16162A683
2016-26-00 Ametek Solidstate Controls Notification of Potential Defect with Ametek Inverter Manufactured with Signal Transformer R-10607 06/02/2016 ML16162A680
2016-06-01 Curtiss-Wright Nuclear Division Final Report Regarding Qualification/Verification Testing of Reversed Engineered (HCU) Accumulators Used in the Control Rod Drive System of Boiling Water Reactors 06/01/2016 ML16166A038
2015-26-02 AZZ/Nuclear Logistics Inc. Potentially Unqualified Component in Certain Allen Bradley Model 700RTC Timing Relays 05/26/2016 ML16154A207
2016-24-00 AZZ/Nuclear Logistics Inc. Potential Reportable Condition Related to Eaton Freedom Series Contactor 05/19/2016 ML16154A205
2016-23-00 Nutherm International, Inc.

Potential Defect Found in a Moore Industries SCT Series Signal Converter

05/17/2016 ML16154A206
2016-22-00 United Controls International

Thomas & Betts Power Solutions/Cyberex Printed Circuit Boards and Mersen (formerly Ferraz Shawmut) Fuses

05/16/2016 EN 51936
2015-87-03 Homewood Products Corporation Final Report on Part 21 Issue with Irradiations Performed by Steris Isomedix Services 05/13/2016 ML16145A069
2016-21-00 Curtiss-Wright Nuclear Division Potential Defect Applicable to Hytork XL1126 Pneumatic Actuators 05/13/2016 ML16139A831
2016-20-01 AZZ/Nuclear Logistics Inc. Masterpact NT and NW Style Circuit Breakers Failed to Electrically Close Following an Anti-Pump Condition (Updated) 05/13/2016 ML16139A832
2016-20-00 AZZ/Nuclear Logistics Inc. Masterpact NT and NW Style Circuit Breakers Failed to Electrically Close Following an Anti-Pump Condition 05/12/2016 ML16139A833
2016-19-00 Electroswitch Part 21 Notification on Various Electroswitch Products Sold as Safety Class 1E 05/10/2016 ML16139A834
2016-25-00 WECTEC LLC Interim Part 21 Report Regarding a Weld Deviation on Structural Module CB36 for the Vogtle Unit 3 AP1000 Project 05/06/2016 ML16140A115
2016-11-01 Rotork Controls, Inc. Part 21 Notification Concerning V12 [Part No N69-921] and K5 [N69-838 & N69·926] Safety Related Micro Switches 05/04/2016 ML16127A595
2016-30-01 National Technical Systems Updated Potential Part 21 on Wyle Laboratories Test Reports Related to Submergence Testing of Gems Liquid Level Transmitters 04/29/2016 ML16174A398
2016-16-01 National Technical Systems Updated Potential Part 21 on Siemens 401-158 Safety Clip used on Type 3AF Circuit Breakers 04/29/2016 ML16126A111
2015-88-01 CB&I AREVA MOX Services Updated Interim Report Related to Vendor Application of Standard Welding Procedure Specifications during Glove Box Fabrication 04/26/2016 ML16118A372
2016-30-00 National Technical Systems Potential Part 21 on Wyle Laboratories Test Reports Related to Submergence Testing of Gems Liquid Level Transmitters 04/25/2016 ML16155A354
2016-18-00 WECTEC LLC Interim Part 21 Report Regarding Disposition Of A Nonconformance On Submodule CA03-16 For The V. C. Summer Unit 2 AP1000 Project 04/22/2016 ML16118A306
2016-15-00 Emerson Process Management Safety Related Fisher Controls Type 3582G Positioner Travel Pin Lock Erroneously Provided as Commercial Grade 04/14/2016 ML16113A334
2016-17-00 WECTEC LLC Interim Report Regarding Shield Wall Panel Dimensions for V. C. Summer Unit 2 AP1000 Project 04/14/2016 ML16111B134
2016-14-00 Prairie Island Units 1 and 2 Interim Report of a Deviation or Failure to Comply Related to a Load Sequencer Undervoltage Relay 04/14/2016 ML16106A207
2015-75-02 WECTEC LLC Updated Interim Part 21 Report Regarding Nondestructive Examination of Weldable Couplers for Vogtle 3 & 4 and Summer 2 & 3 04/12/2016 ML16110A262
2015-26-01 AZZ / Nuclear Logistics Potentially Unqualified Component in Certain Allen Bradley Model 700RTC Timing Relays (Update) 04/08/2016 ML16109A177
2016-07-01 Louisiana Energy Services Final Report for Potential 10 CFR 21 Notification 04/06/2016 ML16104A403
2015-87-02 Homewood Products Corporation Part 21 Issue on Irradiations Performed by Steris Isomedix Services (Updated) 03/22/2016 ML16102A078
2016-13-00 United Controls International Part 21 Notification for Mersen (formerly Ferraz Shawmut) OT15 Fuses 03/22/2016 ML16098A446
2015-20-01 United Controls International Follow Up to Resistive Short Identified on Thomas & Betts Power Solutions/Cyberex Sense & Transfer Module 03/22/2016 ML16098A445
2016-12-00 Emerson Process Management – Fisher Controls Plug/Stem Assembly Groove Pin Dedication 03/18/2016 ML16084A302
2016-11-00 Rotork Controls, Inc. Interim Report Related to a Basic Micro Switch Which Did Not Change State 03/18/2016 ML16088A087
2016-16-00 National Technical Systems Potential Part 21 on Siemens 401-158 Safety Clip used on Type 3AF Circuit Breakers 03/14/2016 ML16112A210
2016-10-00 Anvil Engineered Pipe Supports Hydraulic Snubber Seal Material Deviation Interim Report 03/14/2016 ML16076A262
2016-01-02 Emerson Process Management - Fisher Controls Non-Dedicated Commercial Grade Cap Screws Provided with Safety Related Fisher Type 3570 Positioners 03/11/2016 ML16076A261
2015-86-02 WECTEC LLC (formerly CB&I Power) Updated Part 21 Report Regarding Deviations of Piping Penetration Sleeves for AP1000 Projects 03/09/2016 ML16076A263
2016-09-00 Peach Bottom Unit 3 Loss of High Pressure Coolant Injection System Function as a Result of Failed Flow Controller Signal Converter (a 50.73 Report) 02/26/2016 ML16057A011
2016-08-01 Nuclear Logistics, Inc. Initial Notification of a Potential 10 CFR 21 Condition Relating to Freedom Series Starter/Contactors 02/26/2016 ML16061A011
2016-03-01 Curtiss-Wright Nuclear Division Part 21 – Final Status and Closeout of a Notification of a Potential Defect in Okonite Tape Splices 02/22/2016 ML16055A122
2016-08-00 Nuclear Logistics, Inc. Initial Notification of a Potential 10 CFR 21 Condition Relating to Freedom Series Starter/Contactors 02/18/2016 ML16061A010
2014-02-01 CCI Thermal Technologies, Inc. Closure of Nonconformance of an Electrical Tubular Water Heater 02/12/2016 ML16048A250
2015-86-01 WECTEC LLC (formerly CB&I Power) Part 21 Report Regarding Deviations of Piping Penetration Sleeves for AP1000 Projects 02/03/2016 ML16039A257
2014-56-02 Nutherm International, Inc. Final Update on Part 21 Issue Regarding Incorrect Industrial Irradiation Dose 02/03/2016 ML16039A269
2016-01-01 Emerson Process Management - Fisher Controls Non-Dedicated Commercial Grade Cap Screws Provided with Safety Related Fisher Type 3570 Positioners (Update) 02/02/2016 EN 51643
2016-07-00 Louisiana Energy Services Interim Report for Potential 10 CFR 21 Notification 02/02/2016 ML16035A489
2016-06-00 Curtiss-Wright Nuclear Division Interim Report Regarding Qualification/Verification Testing of Reversed Engineered (HCU) Accumulators Used in the Control Rod Drive System of Boiling Water Reactors 02/02/2016 ML16035A253
2015-69-01 WECTEC LLC (formerly CB&I Power) Part 21 Report Regarding Deviations of Pipe Spools for AP1000 Projects 02/01/2016 ML16039A256
2016-04-00 Emerson Process Management – Fisher Controls Improper Accessory Mounting Bracket Processing 01/29/2016 ML16039A255
2016-05-00 Canberra Industries, Inc. Interim Part 21 Report Related to Several Improperly Dedicated Commercial Grade Components 01/26/2016 ML16035A254
2016-03-00 Curtiss-Wright Nuclear Division Notification of a Potential Defect in Okonite Tape Splices 01/22/2016 ML16028A103
2015-78-01 WECTEC LLC (formerly CB&I Power) Updated Interim Part 21 Report Regarding Passive Core Cooling System Pipe Supports for the Vogtle Unit 3 AP1000 Project 01/21/2016 ML16053A285
2015-75-01 WECTEC LLC (formerly CB&I Power) Updated Interim Part 21 Report Regarding Nondestructive Examination of Weldable Couplers for Vogtle 3 & 4 and Summer 2 & 3 01/21/2016 ML16053A286
2014-88-01 WECTEC LLC (formerly CB&I Power) Closure of Interim Report Regarding Deviations of Procurement Documents and Materials for AP1000 Projects 01/15/2016 ML16034A222
2016-01-00 Emerson Process Management - Fisher Controls Non-Dedicated Commercial Grade Cap Screws Provided with Safety Related Fisher Type 3570 Positioners 01/08/2016 ML16014A223
2015-87-01 Homewood Products Corporation Part 21 Issue on Irradiations performed by Steris Isomedix Services 01/08/2016 ML16012A502
2012-56-01 CB&I AREVA MOX Services Nonconforming Welds on a Pellet Handling Transfer Glovebox (Updated) 01/07/2016 ML16007A113
2016-02-00 WECTEC LLC (formerly CB&I Power) Interim Report Regarding Leak Chase Deviations for Vogtle Unit 4 and V. C. Summer Unit 3 AP1000 Projects 01/05/2016 ML16008A959

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Page Last Reviewed/Updated Thursday, July 28, 2016