This International Standard specifies quality System require-ments for use where a contract between two parties requires the demonstration of a supplier's capability to design and supply product.
The requirements specified in this International Standard are aimed primarily at preventing nonconformity at all stages from design through to servicing.
NBN X 50-003-1988 history
1988NBN X 50-003-1988 Quality Systems - Model for quality assurance in design/development