Spare parts and stores

The maintenance group should be responsible for ensuring that adequate spare parts and components, tools and resources for achieving its objectives are available. It should also be responsible for establishing stock levels and authorizing the issue and use of spare items and components. 

The initial quantities of spare items and components to be purchased should be approved by the plant managanent after consulting with the vendor and taking account of relevant maintenance experience available to the operating organization. Factors to be considered include  

Spare items and components, materials and parts should be procured in accordance with the provisions of Safety Guide Q6 on Quality Assurance in the Procurement of Items and Services for Nuclear Power Plants [2]. Deviations from the 

It should be the responsibility of the procurement unit to ensure that materials and items are obtained only from suppliers who have been approved by the operating organization. Safety Guide Q6 in Ref. [2] provides guidance in this connection. 

Routine reordering of materials and plant items already held in store should be initiated automatically in accordance with written procedures whenever a predetermined low stock limit is reached. This limit should be based on the expected or known rate of use and the anticipated delivery time or shelf-life. The procurement unit should ensure, by means of documented reviews at the time of reordering, that the technical requirements and quality assurance requirements have been updated as appropriate and incorporated into routinely generated procurement documents. 

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