MEASURING INSTRUMENTS CATALOG No.E2016
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B-96BMitutoyo operates a policy of continuous improvement that aims to provide the customer with the benet of the latest technological advances.Therefore the company reserves the right to change any or all aspects of any product specication without notice.Micrometer HeadsSERIES 148 — Locking-screw Type • Locking screw provides secure locking at any position of the spindle. • Position of the locking screw is the same as the sleeve index line.Secure spindleLocking screwDIMENSIONSUnit: mmPlain stemPlain stemStem locknutStem locknutPlain stemSpherical face (SR3)148-222 Mass: 16g3040(36.8)30.32.2ø9.3(11.3)ø7ø6 0 -0.008ø3.5SR36(8.5)154.6Locking screw4030Locknut M6×0.5(36.8)2.21530.3(8.5)7.53ø3.5(11.3)ø74.6ø6 0 -0.008SR3ø9.3Locking screwSpherical face (SR3) Fixture thickness: 4mm148-223 Mass: 17g148-220 Mass: 16g4030(36.8)30.32.2ø9.3(11.3)ø74.66(8.5)15ø3.5ø6 0 -0.008Locking screw148-221 Mass: 17g M6×0.5Locknut 3040(36.8)30.32.2ø9.315(8.5)7.53ø6 0 -0.008(11.3)ø74.6ø3.5Locking screwFixture thickness: 4mmSPECIFICATIONSMetricInchOrder No.RangeGraduationAccuracyStem dia.StemSpindle endGraduation featuresOrder No.RangeGraduationAccuracyStem dia.StemSpindle endGraduation features148-2200 - 6.5mm0.01mm±5µm6mmPlainFlatStandard148-2300 - .25".001"±.00025".25"PlainFlatStandard148-221W/ clamp nut148-231W/ clamp nut148-222PlainSpherical (SR3)148-232PlainSpherical (SR3)148-223W/ clamp nut148-233W/ clamp nut148-1500 - 13mm±2µm9.5mmPlainFlat148-1600 - .5"±.0001".375"PlainFlat148-151W/ clamp nut148-161W/ clamp nut148-152PlainSpherical (SR4)148-162PlainSpherical (SR4)148-153W/ clamp nut148-163W/ clamp nut148-3160 - 6.5mmPlainFlat148-3260 - .25"PlainFlat148-317W/ clamp nut148-327W/ clamp nut148-318PlainSpherical (SR4)148-328PlainSpherical (SR4)148-319W/ clamp nut148-329W/ clamp nut( ): With spindle fully retracted.Stem locknutPlain stemSpherical faceStem locknutSpherical face

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