Part 21 Report - 1995-202
ACCESSION #: 9509010203 Form EF-066 Rev B REPORT NO. 39 Nuclear NNSOP 1.2.001 FINAL REPORT 10CFR PART 21 Pg. 1 REPORTING OF DEFECTS AND NON-COMPLIANCE PREPARED BY: Ed Grandusky File No.: F-36674 A/B/C/D TITLE: Nuclear Product Engr. Serial No.: T-36674 A/B/C/D DATED: 8/24/95 Type: GS-2N TIME: 4:30 ___AM/PM Ref.: N/A D-R Part No.: 75233A06 PART NAME: Nut, Lock-Flexloc Reg Hgt. D-R Dwg. No./ 75233A Rev. Level: D 1. Description of Defect or Non-Compliance: Regular locknut, SPS-Flexloc no. 21FA616, D-R p/n 75233A06 may be installed on governor valve linkages where the thinner locknut, SPS- Flexloc no. 21FK616, D-R p/n 75232A06 is required. See Attachment, Pg.---- as required 2. Safety Hazard Created or Non-Compliance: Inadequate thread engagement in the thicker locknut may result in linkage separation if the nut loosens from vibration and spins off. This will result in loss of turbine control capability. See Attachment, Pg.---- as required 3. Number and Location of all such components which contain this defect or fail to comply with 10CFR21: One confirmed misapplication at Calverts Cliffs. See Attachment, Pg.---- as required 4. Corrective Action by the following individual Ed Grandusky By Date 9-15-95 All applications of thick nut p/n 75233A06 on control linkages will be reviewed to insure there application is correct. See Attachment, Pg.---- as required 5. Advice to Customer related to defect or non-compliance: Inspect all applications of locknuts on the control linkage for full thread engagement in locknut. See Attachment, Pg.---- as required Figure "TYPICAL ASSEMBLY" omitted. *** END OF DOCUMENT ***
Page Last Reviewed/Updated Wednesday, March 24, 2021
Page Last Reviewed/Updated Wednesday, March 24, 2021