>> P.206
•Zero-settingispossibleatanyposition.•Easyadjustmentunderheavyload.Measurementexample7850Remarks(kg)Max.load:400Handlepoweratthemax.loading(N)90MicroJackSERIES7•Usedforaccuratelevelingofmachines,surfaceplates,andotherprecisioninstruments.SPECIFICATIONSMetricCodeNo.7850Range(mm)60-75Graduation(mm)0.01OptionalAccessoriesSR1×90°(85)Unit:mm8ø151560•Measuringface:Material/Alloytoolsteel,Hardness/60HRCormore,Lapped•Scalenishing:Satin-chromeplatedNote:Refertopage03-49fordetailsoftherecommendedmaximumloadinglimit.DIMENSIONSø40(Recessed)ø6403-43250-301Mass:165g():withspindlefullyretracted.26.8SpindlelockRatchetUnit:mm–0.0090ø10ø6.35ø185045909000mm15(17)4293.8(118.8)DIMENSIONSPlainstem•Measuringface:Material/Carbidetip,Hardness/90HRAormore,Lapped•Scalenishing:Satin-chromeplatedNote:Refertopage03-49fordetailsoftherecommendedmaximumloadinglimit.MicrometerHeadsSERIES250—DigitCounterType•Digitcounterforeasyreadingofspindlemovement.SPECIFICATIONSMetric250-301CodeNo.250-301InchCodeNo.250-312Range(mm)0-25Range(in)0-1Graduation(mm)0.01Stemdia.(mm)10GraduationStemdia.(in)0.0001(in)0.375StemPlainStemPlainSpindleendFlat(carbidetip)Spindlepitch(mm)0.5SpindleendFlat(carbidetip)Spindlepitch(in)0.025Graduationfeatures—GraduationfeaturesVernierscaleMaximumpermissibleerrorJMPE(µm)±2MaximumpermissibleerrorJMPE(in)±.0001