United States Nuclear Regulatory Commission - Protecting People and the Environment

ACCESSION #: 9703120094

BETTIS                        18703 GH Circle

                              P.O.  Box 508

                              Walter, Texas 77484

                              Tel: 713/463-5100

Actuators & Controls          Fax: 713/463-5103

March 7, 1997

US Nuclear Regulatory Commission

Office of Inspection & Enforcement

Washington, DC 20555

Attention: Document Control Desk

Subject: 10CFR21 Notification

This formal notification concerns the potential spring problem concerning

part number 015895, used in HD732-SR100, T3XX-SR4, T3XX-SR5.

This notification was a result of an isolated (single) warranty repair

request from a commercial account. During the evaluation process it was

determined the failure was due to a broken spring containing a material

defect in a high cycle application for a HD732-SR100 shipped in 1987.

The following customer has been notified by Federal Express this date.

The corrective action report associated with this notification is CAR


Customer  Purchase Order Description         Bettis S.O.    Serial No.

Enertech  00301          NT312-SR4-M3-S      889085A        1-2

The spring supplier was removed from the Bettis Approved Vendor List,

inventory has been purged, to verify that all springs (P/N 015895) have

been removed.  Customers are requested to contact Bettis for additional

information or concerning the spring replacement.


Anthony T.  Locascio 

Manager of Quality Assurance & Safety


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