B-80BMitutoyo reserves the right to change any or all aspects of any product specication, including prices, designs and service content, without notice.Technical Data• Graduation: 0.01 mm or 0.001 in• Spindle pitch: 0.5 mm or 0.025 in• Measuring face Material: Alloy tool steel Hardness: 60 HRC or more Lapped• Scale nishing: Satin-chrome platedMicrometer HeadsSERIES 148 — Small Standard Type• Measuring range of 13 mm.DIMENSIONSPlain StemMass: 30 gPlain Stem and Spindle LockMass: 40 gPlain stemPlain stemPlain stemPlain stemPlain stemPlain stemSpherical faceSpherical face*2 Other dimensions are the same as 148-121. ( ): with spindle fully retracted.*1 Other dimensions are the same as 148-104. Unit: mm148-104148-121ø59.5ø9.5 0-0.009ø130545(14)2731.5(44.5)3.5Set screw ø5ø9.5 0-0.00940.1Set screw0545ø15 Spindle lock9.5(14)27(53.1)3.5ø13Spherical face 148-801Reverse reading148-8210 5 45 Spherical face148-803Reverse reading148-8230 5 45 *1*1*2*2SR4SR4MetricOrder No.Range (mm)Maximum permissible error JMPE (µm)Stem dia. (mm)StemSpindle endGraduation features148-1040 - 13±29.5PlainFlatStandard148-103W/clamp nut148-121 Plain*148-120W/clamp nut*148-801PlainSpherical (SR4)148-802W/clamp nut148-803 Plain*148-804W/clamp nut*148-821PlainFlatReverse reading148-822W/clamp nut148-823 Plain*148-824W/clamp nut** With spindle lockInchOrder No.Range (in)Maximum permissible error JMPE (in)Stem dia. (in)StemSpindle endGraduation features148-1120 - 0.5±0.00010.375PlainFlatStandard148-111*2W/clamp nut148-123 Plain*1148-122W/clamp nut*1148-811PlainSpherical (SR4)148-812W/clamp nut148-813 Plain*1148-814W/clamp nut*1148-831PlainFlatReverse reading148-832W/clamp nut148-833 Plain*1148-834W/clamp nut*1*1 With spindle lock*2 Made-to-order modelsSPECIFICATIONS

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