AQL-Level

AQLStandardMIL-STD-105ELotSizeACCREJACCREJACCREJACCREJACCREJACCREJACCREJACCREJACCREJACCREJACCREJACCREJ2to82010101012010101012010101019to1530101010130101010120101010116to2550101010150101010120101010126to5081201010181201010130201010151to901312120101131212010150202010191to15020231212012012121201813020101151to280323423120132231212011314130201281to500505634231250342312012025141302501to12008078563423805634231232362514131201to320012510117856341258956342350583625143201to1000020014151011785620012138956348071058362510001to350003152122141510117831518191213895612510137105836*ACCstandforAccepted;REJstandforRejected;Normalinspectionisfornormalbusiness,fornewbusiness…Tighteninspectionisforextremelyqualityconsciousproductorproductswhichmayhavedefectivesveryeasilyorforfactorieswhosequalityisprovenunreliable.ReducedinspectionisforfactorieswhoesqualityprovenreliableandproductioninbigquantityandproductionhasnomuchchangeforalongtimeSofornewbusinesswefirsttakeNormalInspectionasstandard.Lotsizemeanseachitemsquantityordered.Sizecolumnisactuallythesamplingsize,i.e.thequantitywepickupforinspectionAQL4.0/2.5/1.5/1.0isfordifferentqualitylevel,AQL4.0isforloosequalityrequirementandAQL1.0isforhigherqualityrequirement.Forexample,ifyouorderoneitemoftoyfor10,000pcs(LotSize),wetakeNormalInspectionandwepickout200pcs(Size).ForMinordefectiveswecantakeAQL4.0level,i.e.amongthe200pcs14pcswithminordefectisacceptable,butiftheminordefectquantityis15pcsthenwerejecttheshipmentandfactorymustre-processallthe10,000pcsandafterfactoryfinishre-processingthe10,000pcswewillpickoutanother200pcstodoinspection;ForMajordefectiveswecantakeAQL1.5level,i.e.amongthe200pcsinspectedwecanaccept5pcswithmajordefectiveandifthemajordefectivesare6pcsthenfactorymustre-processallthe10,000pcs.Inanotherword,theshipmentmustbere-processednomattermajorexceedsacceptablequantityorminorexceedsacceptablequantity.Ofcourseifthere'scriticaldefectivefind,likeneedlehole,thenallgoodsmustre-processedbyfactory.Wecan'tacceptanycriticaldefect,evenonepiece.AQL1.5NORMALINSPECTIONTIGHTENEDINSPECTIONREDUCEDINSPECTIONSIZEAQL4.0AQL2.5AQL1.0SIZEAQL4.0AQL2.5AQL1.0AQL1.0SIZEAQL4.0AQL2.5AQL1.5AQL1.5