Information Notice No. 84-12: Failure of Soft Seat Valve Seals
… Seat Valve Seals … SSINS No.: 6835 IN 84-12 UNITED STATES NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND … at this time, but failure is believed ;o be due to one or more of the following: 1. Sharp edges around the … CALIFORNIA EDISON 9-82, San Onofre 1 2 1/2" 150 T-Globe ARKANSAS POWER & LIGHT 11-82, Arkansas Nuclear 2 4" 600 …