What is BS EN 9133 - Quality Management System about? 
BS EN 9133 defines a system for the qualification of standard products for aviation, space, and defence applications. BS EN 9133 defines the principles that are adhered to when carrying out product qualification; applied in conjunction with the rules and procedures of the CA. The system enables the CA to confirm compliance is achieved and maintained, in accordance with the requirements of its product definition and associated controlling technical specifications by an Original Component Manufacturer (OCM) of standard products. BS EN 9133 requires an OCM that has been granted product qualification approval to ensure applicable approvals are maintained and renewed in accordance with the CA’s quality system for that qualified product.
OCMs and OCM designated Value Added Distributors (VADs) requesting product qualification to BS EN 9133, shall as a prerequisite, maintain EN 9100 standard quality management system certification approval. This certification is visible in the Online Aerospace Supplier Information System (OASIS) database.
Who is BS EN 9133 - Quality Management System for? 
BS EN 9133 on Quality Management System is applicable to: 
- Aerospace and defence industries 
- Manufacturers of aerospace and aviation applications
- Government authorities related to the space system 
Why should you use BS EN 9133 - Quality Management System?  
Quality Management System is a collection of business processes focused on consistently meeting customer requirements and enhancing their satisfaction. BS EN 9133 gives guidance on the process by which a manufacturer wishing to manufacture aviation, space, and defence standard products may obtain qualification approval from the controlling Certification Authority (CA). As a manufacturer, BS EN 9133 provides you with the procedures that you should follow to request, carry out, obtain, and maintain certification approval by confirming the manufactured products meet the minimum technical and performance requirements defined by the product standard and controlling technical specifications.
For assuring customer satisfaction, the aviation, space, and defence industry organizations must produce and continually improve safe, reliable products that meet or exceed customer and regulatory authority requirements. By adopting BS EN 9133 you can achieve this objective. Using BS EN 9133 you can define the principles that are adhered to when carrying out product qualification; applied in conjunction with the rules and procedures of the Certification Authority.
