ASQ S1:1996

ASQ S1:1996 An Attribute Skip-lot Sampling Program Details procedures for reducing inspection effort on products submitted by suppliers who have demonstrated their ability to effectively control all facets of quality and who consistently produce lots

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Table of Contents

1.0Introduction
1.1Scope
1.2Fieldofapplication
2.0References
3.0TerminologyandDefinitions
4.0Supplierandproductqualification
4.1Supplierqualification
4.2Productqualification
4.3Exampleofproductqualification
5.0Skip-lotprocedures
5.1Determiningtheinitialskip-lotinspection
frequency
5.2Examplesofinitialfrequencydetermination
5.3Reducingthefrequencyofinspection
5.4Lotselectionprocedures(states2and3)
5.5Interruptprocedures
5.6Requalificationprocedures
5.7Disqualification
6.0Supplierresponsibilities
7.0Inspectionagencyandresponsibleauthority
responsibilities
8.0Characteristicsoftheskip-lotprocedures
9.0Bibliographyofotherpapersonskip-lotsampling
Annexes
ASummaryoftheoptionsinANSI/ASQCS1-1987
BProceduresforrandomselectionatspecified
inspectionfrequencies
CFactorsusedindecidingbetweenskip-lot
inspection(ANSI/ASQCS1-1987)andreduced
inspection(ANSI/ASQCZ1.4-1981)
Tables
IMinimumcumulativesamplesizetoinitiateskip-lot
inspection
IIAcceptancenumbertoinitiateorcontinueskip-lot
inspection(individuallotcriterion)
Figures
1Basicstructureoftheskip-lotinspection
procedures
2Determinationoftheinitialskip-lotfrequency

Abstract

Details procedures for reducing inspection effort on products submitted by suppliers who have demonstrated their ability to effectively control all facets of quality and who consistently produce lots which meet requirements.

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