REG NASA-LLIS-1100--1998 Lessons Learned Selection and Monitoring Supplier Quality.pdf

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1、Lessons Learned Entry: 1100Lesson Info:a71 Lesson Number: 1100a71 Lesson Date: 1998-09-24a71 Submitting Organization: JSCa71 Submitted by: Alan Dover / Ronald MontagueSubject: Selection and Monitoring Supplier Quality Description of Driving Event: The High Powered Amplifiers for the Early Communicat

2、ions Projects (ECOMM) provided by a prime contractors supplier failed to meet performance and quality requirements (defective soldering workmanship) resulting in schedule impacts.Root cause: The procurement process for Criticality 3 (non-critical) hardware, by JSC contractors, has in some cases not

3、received the same quality assurance rigors as the procurement process involving critical hardware. The quality assurance activities to be performed at source by, the prime contractor, should be predicated on risk and proven ability of a subcontractor to supply conforming items. In this case the deci

4、sion to forego source activities was based solely on the criticality of the hardware and did not take into consideration the complexity of the hardware and lack of subcontractor historical data.Deficiencies were noted in the following areas for this particular procurement:a71 Inadequate supplier sel

5、ection process.a71 A site survey was not performed to verify subcontractor capabilities.a71 Inadequate contract monitoring of supplier performance and progress.a71 Source inspection was not performed by the prime.Lesson(s) Learned: Procured space craft components must have their quality assured rega

6、rdless of flight criticalityRecommendation(s): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1. Procurement of flight hardware (including source selection) must be based more on risk and supplier historical data as opposed to criticality of the har

7、dware.2. Sufficient source inspection requirements and resources must be developed and implemented.3. The process for developing supplier Statements of Work (SOWs) must be sufficiently detailed and incorporate upper level requirements to a level of detail to ensure the required level of performance,

8、 reliability and quality.Evidence of Recurrence Control Effectiveness: N/ADocuments Related to Lesson: N/AMission Directorate(s): a71 Exploration Systemsa71 Sciencea71 Space Operationsa71 Aeronautics ResearchAdditional Key Phrase(s): a71 Configuration Managementa71 Flight Equipmenta71 Flight Operati

9、onsa71 Ground Equipmenta71 Ground Operationsa71 Hardwarea71 Independent Verification and Validationa71 Parts Materials & Processesa71 Policy & Planninga71 Procurement Small Business & Industrial Relationsa71 Risk Management/Assessmenta71 Safety & Mission Assurancea71 Spacecrafta71 StandardAdditional

10、 Info: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Approval Info: a71 Approval Date: 2002-02-12a71 Approval Name: Ron Montaguea71 Approval Organization: JSCa71 Approval Phone Number: 281-483-8576Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-