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Forwards info provided for action & in ref to incident involving failed Amersham source end stops.Preliminary info re issue was provided at 970306 meeting between NRC & State of MA staff.

Accession Number: ML20148B295

Date Released: Monday, October 28, 2024

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• ML20148B290 - Forwards info provided for action & in ref to incident involving failed Amersham source end stops.Preliminary info re issue was provided at 970306 meeting between NRC & State of MA staff. (2 page(s), 5/2/1997)
• ML20148B334 - Forwards info provided to Generic Assessment Panel in response to request for analysis of 970106 ltr.Determination of cause of failure for source end stops impossible based on info currently available. (2 page(s), 5/2/1997)
• ML20148B363 - Submits reply to Globe X-ray end caps failure.Region IV assessment was that wear & tear normal for user. (1 page(s), 4/23/1997)
• ML20148B398 - Ack receipt of Michele voice-mail informing of followup planned re Globe X-ray end caps failure.Failure of end caps may have been part of wear process. (1 page(s), 4/23/1997)
• ML20148B429 - Discusses wear & tear on guide tubes.Preliminary assessment failure due to excessive wear.Tube seen & looks really beat up,split in places & repaired w/tape on numerous occassions. Entire end cap coming off tube & taped back many times. (1 page(s), 1/15/1997)
• ML20148B445 - Discusses end cap arrival.Arrival will be monitored to assure that end caps found. (1 page(s), 1/15/1997)
• ML20148B455 - Forwards some info on Region IV guide tube issue. Radiographer punched through end of two guide tube end caps on separate occasions. (9 page(s), 12/24/1996)
• ML20148B508 - Submits info re Amersham end stops.Min wall thickness of end section on removable end stop used w/flexible guide tubes should be no less than 0.062 inches for stops made of aluminum or brass & 0.032 inches for stainless steel. (1 page(s), 12/19/1996)